Generate project with openapi-generator

src/main/AndroidManifest.xml

@@ -0,0 +1,3 @@
+<manifest package="com.tribufu.generated" xmlns:android="http://schemas.android.com/apk/res/android">
+    <application />
+</manifest>

src/main/java/com/tribufu/generated/ApiCallback.java

@@ -0,0 +1,62 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated;
+
+import java.io.IOException;
+
+import java.util.Map;
+import java.util.List;
+
+/**
+ * Callback for asynchronous API call.
+ *
+ * @param <T> The return type
+ */
+public interface ApiCallback<T> {
+    /**
+     * This is called when the API call fails.
+     *
+     * @param e The exception causing the failure
+     * @param statusCode Status code of the response if available, otherwise it would be 0
+     * @param responseHeaders Headers of the response if available, otherwise it would be null
+     */
+    void onFailure(ApiException e, int statusCode, Map<String, List<String>> responseHeaders);
+
+    /**
+     * This is called when the API call succeeded.
+     *
+     * @param result The result deserialized from response
+     * @param statusCode Status code of the response
+     * @param responseHeaders Headers of the response
+     */
+    void onSuccess(T result, int statusCode, Map<String, List<String>> responseHeaders);
+
+    /**
+     * This is called when the API upload processing.
+     *
+     * @param bytesWritten bytes Written
+     * @param contentLength content length of request body
+     * @param done write end
+     */
+    void onUploadProgress(long bytesWritten, long contentLength, boolean done);
+
+    /**
+     * This is called when the API download processing.
+     *
+     * @param bytesRead bytes Read
+     * @param contentLength content length of the response
+     * @param done Read end
+     */
+    void onDownloadProgress(long bytesRead, long contentLength, boolean done);
+}

src/main/java/com/tribufu/generated/ApiException.java

@@ -0,0 +1,167 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated;
+
+import java.util.Map;
+import java.util.List;
+
+
+/**
+ * <p>ApiException class.</p>
+ */
+@SuppressWarnings("serial")
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class ApiException extends Exception {
+    private static final long serialVersionUID = 1L;
+
+    private int code = 0;
+    private Map<String, List<String>> responseHeaders = null;
+    private String responseBody = null;
+
+    /**
+     * <p>Constructor for ApiException.</p>
+     */
+    public ApiException() {}
+
+    /**
+     * <p>Constructor for ApiException.</p>
+     *
+     * @param throwable a {@link java.lang.Throwable} object
+     */
+    public ApiException(Throwable throwable) {
+        super(throwable);
+    }
+
+    /**
+     * <p>Constructor for ApiException.</p>
+     *
+     * @param message the error message
+     */
+    public ApiException(String message) {
+        super(message);
+    }
+
+    /**
+     * <p>Constructor for ApiException.</p>
+     *
+     * @param message the error message
+     * @param throwable a {@link java.lang.Throwable} object
+     * @param code HTTP status code
+     * @param responseHeaders a {@link java.util.Map} of HTTP response headers
+     * @param responseBody the response body
+     */
+    public ApiException(String message, Throwable throwable, int code, Map<String, List<String>> responseHeaders, String responseBody) {
+        super(message, throwable);
+        this.code = code;
+        this.responseHeaders = responseHeaders;
+        this.responseBody = responseBody;
+    }
+
+    /**
+     * <p>Constructor for ApiException.</p>
+     *
+     * @param message the error message
+     * @param code HTTP status code
+     * @param responseHeaders a {@link java.util.Map} of HTTP response headers
+     * @param responseBody the response body
+     */
+    public ApiException(String message, int code, Map<String, List<String>> responseHeaders, String responseBody) {
+        this(message, (Throwable) null, code, responseHeaders, responseBody);
+    }
+
+    /**
+     * <p>Constructor for ApiException.</p>
+     *
+     * @param message the error message
+     * @param throwable a {@link java.lang.Throwable} object
+     * @param code HTTP status code
+     * @param responseHeaders a {@link java.util.Map} of HTTP response headers
+     */
+    public ApiException(String message, Throwable throwable, int code, Map<String, List<String>> responseHeaders) {
+        this(message, throwable, code, responseHeaders, null);
+    }
+
+    /**
+     * <p>Constructor for ApiException.</p>
+     *
+     * @param code HTTP status code
+     * @param responseHeaders a {@link java.util.Map} of HTTP response headers
+     * @param responseBody the response body
+     */
+    public ApiException(int code, Map<String, List<String>> responseHeaders, String responseBody) {
+        this("Response Code: " + code + " Response Body: " + responseBody, (Throwable) null, code, responseHeaders, responseBody);
+    }
+
+    /**
+     * <p>Constructor for ApiException.</p>
+     *
+     * @param code HTTP status code
+     * @param message a {@link java.lang.String} object
+     */
+    public ApiException(int code, String message) {
+        super(message);
+        this.code = code;
+    }
+
+    /**
+     * <p>Constructor for ApiException.</p>
+     *
+     * @param code HTTP status code
+     * @param message the error message
+     * @param responseHeaders a {@link java.util.Map} of HTTP response headers
+     * @param responseBody the response body
+     */
+    public ApiException(int code, String message, Map<String, List<String>> responseHeaders, String responseBody) {
+        this(code, message);
+        this.responseHeaders = responseHeaders;
+        this.responseBody = responseBody;
+    }
+
+    /**
+     * Get the HTTP status code.
+     *
+     * @return HTTP status code
+     */
+    public int getCode() {
+        return code;
+    }
+
+    /**
+     * Get the HTTP response headers.
+     *
+     * @return A map of list of string
+     */
+    public Map<String, List<String>> getResponseHeaders() {
+        return responseHeaders;
+    }
+
+    /**
+     * Get the HTTP response body.
+     *
+     * @return Response body in the form of string
+     */
+    public String getResponseBody() {
+        return responseBody;
+    }
+
+    /**
+     * Get the exception message including HTTP response data.
+     *
+     * @return The exception message
+     */
+    public String getMessage() {
+        return String.format("Message: %s%nHTTP response code: %s%nHTTP response body: %s%nHTTP response headers: %s",
+                super.getMessage(), this.getCode(), this.getResponseBody(), this.getResponseHeaders());
+    }
+}

src/main/java/com/tribufu/generated/ApiResponse.java

@@ -0,0 +1,76 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated;
+
+import java.util.List;
+import java.util.Map;
+
+/**
+ * API response returned by API call.
+ */
+public class ApiResponse<T> {
+    final private int statusCode;
+    final private Map<String, List<String>> headers;
+    final private T data;
+
+    /**
+     * <p>Constructor for ApiResponse.</p>
+     *
+     * @param statusCode The status code of HTTP response
+     * @param headers The headers of HTTP response
+     */
+    public ApiResponse(int statusCode, Map<String, List<String>> headers) {
+        this(statusCode, headers, null);
+    }
+
+    /**
+     * <p>Constructor for ApiResponse.</p>
+     *
+     * @param statusCode The status code of HTTP response
+     * @param headers The headers of HTTP response
+     * @param data The object deserialized from response bod
+     */
+    public ApiResponse(int statusCode, Map<String, List<String>> headers, T data) {
+        this.statusCode = statusCode;
+        this.headers = headers;
+        this.data = data;
+    }
+
+    /**
+     * <p>Get the <code>status code</code>.</p>
+     *
+     * @return the status code
+     */
+    public int getStatusCode() {
+        return statusCode;
+    }
+
+    /**
+     * <p>Get the <code>headers</code>.</p>
+     *
+     * @return a {@link java.util.Map} of headers 
+     */
+    public Map<String, List<String>> getHeaders() {
+        return headers;
+    }
+
+    /**
+     * <p>Get the <code>data</code>.</p>
+     *
+     * @return the data
+     */
+    public T getData() {
+        return data;
+    }
+}

src/main/java/com/tribufu/generated/Configuration.java

@@ -0,0 +1,41 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated;
+
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class Configuration {
+    public static final String VERSION = "1.1.0";
+
+    private static volatile ApiClient defaultApiClient = new ApiClient();
+
+    /**
+     * Get the default API client, which would be used when creating API
+     * instances without providing an API client.
+     *
+     * @return Default API client
+     */
+    public static ApiClient getDefaultApiClient() {
+        return defaultApiClient;
+    }
+
+    /**
+     * Set the default API client, which would be used when creating API
+     * instances without providing an API client.
+     *
+     * @param apiClient API client
+     */
+    public static void setDefaultApiClient(ApiClient apiClient) {
+        defaultApiClient = apiClient;
+    }
+}

src/main/java/com/tribufu/generated/GzipRequestInterceptor.java

@@ -0,0 +1,85 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated;
+
+import okhttp3.*;
+import okio.Buffer;
+import okio.BufferedSink;
+import okio.GzipSink;
+import okio.Okio;
+
+import java.io.IOException;
+
+/**
+ * Encodes request bodies using gzip.
+ *
+ * Taken from https://github.com/square/okhttp/issues/350
+ */
+class GzipRequestInterceptor implements Interceptor {
+    @Override
+    public Response intercept(Chain chain) throws IOException {
+        Request originalRequest = chain.request();
+        if (originalRequest.body() == null || originalRequest.header("Content-Encoding") != null) {
+            return chain.proceed(originalRequest);
+        }
+
+        Request compressedRequest = originalRequest.newBuilder()
+                                                   .header("Content-Encoding", "gzip")
+                                                   .method(originalRequest.method(), forceContentLength(gzip(originalRequest.body())))
+                                                   .build();
+        return chain.proceed(compressedRequest);
+    }
+
+    private RequestBody forceContentLength(final RequestBody requestBody) throws IOException {
+        final Buffer buffer = new Buffer();
+        requestBody.writeTo(buffer);
+        return new RequestBody() {
+            @Override
+            public MediaType contentType() {
+                return requestBody.contentType();
+            }
+
+            @Override
+            public long contentLength() {
+                return buffer.size();
+            }
+
+            @Override
+            public void writeTo(BufferedSink sink) throws IOException {
+                sink.write(buffer.snapshot());
+            }
+        };
+    }
+
+    private RequestBody gzip(final RequestBody body) {
+        return new RequestBody() {
+            @Override
+            public MediaType contentType() {
+                return body.contentType();
+            }
+
+            @Override
+            public long contentLength() {
+                return -1; // We don't know the compressed length in advance!
+            }
+
+            @Override
+            public void writeTo(BufferedSink sink) throws IOException {
+                BufferedSink gzipSink = Okio.buffer(new GzipSink(sink));
+                body.writeTo(gzipSink);
+                gzipSink.close();
+            }
+        };
+    }
+}

src/main/java/com/tribufu/generated/JSON.java

@@ -0,0 +1,430 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapter;
+import com.google.gson.internal.bind.util.ISO8601Utils;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import com.google.gson.JsonElement;
+import io.gsonfire.GsonFireBuilder;
+import io.gsonfire.TypeSelector;
+
+import okio.ByteString;
+
+import java.io.IOException;
+import java.io.StringReader;
+import java.lang.reflect.Type;
+import java.text.DateFormat;
+import java.text.ParseException;
+import java.text.ParsePosition;
+import java.time.LocalDate;
+import java.time.OffsetDateTime;
+import java.time.format.DateTimeFormatter;
+import java.util.Date;
+import java.util.Locale;
+import java.util.Map;
+import java.util.HashMap;
+
+/*
+ * A JSON utility class
+ *
+ * NOTE: in the future, this class may be converted to static, which may break
+ *       backward-compatibility
+ */
+public class JSON {
+    private static Gson gson;
+    private static boolean isLenientOnJson = false;
+    private static DateTypeAdapter dateTypeAdapter = new DateTypeAdapter();
+    private static SqlDateTypeAdapter sqlDateTypeAdapter = new SqlDateTypeAdapter();
+    private static OffsetDateTimeTypeAdapter offsetDateTimeTypeAdapter = new OffsetDateTimeTypeAdapter();
+    private static LocalDateTypeAdapter localDateTypeAdapter = new LocalDateTypeAdapter();
+    private static ByteArrayAdapter byteArrayAdapter = new ByteArrayAdapter();
+
+    @SuppressWarnings("unchecked")
+    public static GsonBuilder createGson() {
+        GsonFireBuilder fireBuilder = new GsonFireBuilder()
+        ;
+        GsonBuilder builder = fireBuilder.createGsonBuilder();
+        return builder;
+    }
+
+    private static String getDiscriminatorValue(JsonElement readElement, String discriminatorField) {
+        JsonElement element = readElement.getAsJsonObject().get(discriminatorField);
+        if (null == element) {
+            throw new IllegalArgumentException("missing discriminator field: <" + discriminatorField + ">");
+        }
+        return element.getAsString();
+    }
+
+    /**
+     * Returns the Java class that implements the OpenAPI schema for the specified discriminator value.
+     *
+     * @param classByDiscriminatorValue The map of discriminator values to Java classes.
+     * @param discriminatorValue The value of the OpenAPI discriminator in the input data.
+     * @return The Java class that implements the OpenAPI schema
+     */
+    private static Class getClassByDiscriminator(Map classByDiscriminatorValue, String discriminatorValue) {
+        Class clazz = (Class) classByDiscriminatorValue.get(discriminatorValue);
+        if (null == clazz) {
+            throw new IllegalArgumentException("cannot determine model class of name: <" + discriminatorValue + ">");
+        }
+        return clazz;
+    }
+
+    static {
+        GsonBuilder gsonBuilder = createGson();
+        gsonBuilder.registerTypeAdapter(Date.class, dateTypeAdapter);
+        gsonBuilder.registerTypeAdapter(java.sql.Date.class, sqlDateTypeAdapter);
+        gsonBuilder.registerTypeAdapter(OffsetDateTime.class, offsetDateTimeTypeAdapter);
+        gsonBuilder.registerTypeAdapter(LocalDate.class, localDateTypeAdapter);
+        gsonBuilder.registerTypeAdapter(byte[].class, byteArrayAdapter);
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.Account.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.Application.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.AuthorizeRequest.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.CryptoViewModel.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.Game.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.GameServer.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.GameServerCluster.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.Group.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.GroupGame.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.GroupMember.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.HashViewModel.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.IntrospectRequest.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.IpAddress.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.LeaderboardItem.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.LoginRequest.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.LoginResponse.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.ModelPackage.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.Profile.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.ProfileGame.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.ProfileGroup.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.RefreshRequest.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.RegisterRequest.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.RevokeRequest.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.SearchRequest.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.ServerMetrics.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.Subscription.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.TokenRequest.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.TokenResponse.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.UpdateProfile.CustomTypeAdapterFactory());
+        gsonBuilder.registerTypeAdapterFactory(new com.tribufu.generated.models.UserInfo.CustomTypeAdapterFactory());
+        gson = gsonBuilder.create();
+    }
+
+    /**
+     * Get Gson.
+     *
+     * @return Gson
+     */
+    public static Gson getGson() {
+        return gson;
+    }
+
+    /**
+     * Set Gson.
+     *
+     * @param gson Gson
+     */
+    public static void setGson(Gson gson) {
+        JSON.gson = gson;
+    }
+
+    public static void setLenientOnJson(boolean lenientOnJson) {
+        isLenientOnJson = lenientOnJson;
+    }
+
+    /**
+     * Serialize the given Java object into JSON string.
+     *
+     * @param obj Object
+     * @return String representation of the JSON
+     */
+    public static String serialize(Object obj) {
+        return gson.toJson(obj);
+    }
+
+    /**
+     * Deserialize the given JSON string to Java object.
+     *
+     * @param <T>        Type
+     * @param body       The JSON string
+     * @param returnType The type to deserialize into
+     * @return The deserialized Java object
+     */
+    @SuppressWarnings("unchecked")
+    public static <T> T deserialize(String body, Type returnType) {
+        try {
+            if (isLenientOnJson) {
+                JsonReader jsonReader = new JsonReader(new StringReader(body));
+                // see https://google-gson.googlecode.com/svn/trunk/gson/docs/javadocs/com/google/gson/stream/JsonReader.html#setLenient(boolean)
+                jsonReader.setLenient(true);
+                return gson.fromJson(jsonReader, returnType);
+            } else {
+                return gson.fromJson(body, returnType);
+            }
+        } catch (JsonParseException e) {
+            // Fallback processing when failed to parse JSON form response body:
+            // return the response body string directly for the String return type;
+            if (returnType.equals(String.class)) {
+                return (T) body;
+            } else {
+                throw (e);
+            }
+        }
+    }
+
+    /**
+     * Gson TypeAdapter for Byte Array type
+     */
+    public static class ByteArrayAdapter extends TypeAdapter<byte[]> {
+
+        @Override
+        public void write(JsonWriter out, byte[] value) throws IOException {
+            if (value == null) {
+                out.nullValue();
+            } else {
+                out.value(ByteString.of(value).base64());
+            }
+        }
+
+        @Override
+        public byte[] read(JsonReader in) throws IOException {
+            switch (in.peek()) {
+                case NULL:
+                    in.nextNull();
+                    return null;
+                default:
+                    String bytesAsBase64 = in.nextString();
+                    ByteString byteString = ByteString.decodeBase64(bytesAsBase64);
+                    return byteString.toByteArray();
+            }
+        }
+    }
+
+    /**
+     * Gson TypeAdapter for JSR310 OffsetDateTime type
+     */
+    public static class OffsetDateTimeTypeAdapter extends TypeAdapter<OffsetDateTime> {
+
+        private DateTimeFormatter formatter;
+
+        public OffsetDateTimeTypeAdapter() {
+            this(DateTimeFormatter.ISO_OFFSET_DATE_TIME);
+        }
+
+        public OffsetDateTimeTypeAdapter(DateTimeFormatter formatter) {
+            this.formatter = formatter;
+        }
+
+        public void setFormat(DateTimeFormatter dateFormat) {
+            this.formatter = dateFormat;
+        }
+
+        @Override
+        public void write(JsonWriter out, OffsetDateTime date) throws IOException {
+            if (date == null) {
+                out.nullValue();
+            } else {
+                out.value(formatter.format(date));
+            }
+        }
+
+        @Override
+        public OffsetDateTime read(JsonReader in) throws IOException {
+            switch (in.peek()) {
+                case NULL:
+                    in.nextNull();
+                    return null;
+                default:
+                    String date = in.nextString();
+                    if (date.endsWith("+0000")) {
+                        date = date.substring(0, date.length()-5) + "Z";
+                    }
+                    return OffsetDateTime.parse(date, formatter);
+            }
+        }
+    }
+
+    /**
+     * Gson TypeAdapter for JSR310 LocalDate type
+     */
+    public static class LocalDateTypeAdapter extends TypeAdapter<LocalDate> {
+
+        private DateTimeFormatter formatter;
+
+        public LocalDateTypeAdapter() {
+            this(DateTimeFormatter.ISO_LOCAL_DATE);
+        }
+
+        public LocalDateTypeAdapter(DateTimeFormatter formatter) {
+            this.formatter = formatter;
+        }
+
+        public void setFormat(DateTimeFormatter dateFormat) {
+            this.formatter = dateFormat;
+        }
+
+        @Override
+        public void write(JsonWriter out, LocalDate date) throws IOException {
+            if (date == null) {
+                out.nullValue();
+            } else {
+                out.value(formatter.format(date));
+            }
+        }
+
+        @Override
+        public LocalDate read(JsonReader in) throws IOException {
+            switch (in.peek()) {
+                case NULL:
+                    in.nextNull();
+                    return null;
+                default:
+                    String date = in.nextString();
+                    return LocalDate.parse(date, formatter);
+            }
+        }
+    }
+
+    public static void setOffsetDateTimeFormat(DateTimeFormatter dateFormat) {
+        offsetDateTimeTypeAdapter.setFormat(dateFormat);
+    }
+
+    public static void setLocalDateFormat(DateTimeFormatter dateFormat) {
+        localDateTypeAdapter.setFormat(dateFormat);
+    }
+
+    /**
+     * Gson TypeAdapter for java.sql.Date type
+     * If the dateFormat is null, a simple "yyyy-MM-dd" format will be used
+     * (more efficient than SimpleDateFormat).
+     */
+    public static class SqlDateTypeAdapter extends TypeAdapter<java.sql.Date> {
+
+        private DateFormat dateFormat;
+
+        public SqlDateTypeAdapter() {}
+
+        public SqlDateTypeAdapter(DateFormat dateFormat) {
+            this.dateFormat = dateFormat;
+        }
+
+        public void setFormat(DateFormat dateFormat) {
+            this.dateFormat = dateFormat;
+        }
+
+        @Override
+        public void write(JsonWriter out, java.sql.Date date) throws IOException {
+            if (date == null) {
+                out.nullValue();
+            } else {
+                String value;
+                if (dateFormat != null) {
+                    value = dateFormat.format(date);
+                } else {
+                    value = date.toString();
+                }
+                out.value(value);
+            }
+        }
+
+        @Override
+        public java.sql.Date read(JsonReader in) throws IOException {
+            switch (in.peek()) {
+                case NULL:
+                    in.nextNull();
+                    return null;
+                default:
+                    String date = in.nextString();
+                    try {
+                        if (dateFormat != null) {
+                            return new java.sql.Date(dateFormat.parse(date).getTime());
+                        }
+                        return new java.sql.Date(ISO8601Utils.parse(date, new ParsePosition(0)).getTime());
+                    } catch (ParseException e) {
+                        throw new JsonParseException(e);
+                    }
+            }
+        }
+    }
+
+    /**
+     * Gson TypeAdapter for java.util.Date type
+     * If the dateFormat is null, ISO8601Utils will be used.
+     */
+    public static class DateTypeAdapter extends TypeAdapter<Date> {
+
+        private DateFormat dateFormat;
+
+        public DateTypeAdapter() {}
+
+        public DateTypeAdapter(DateFormat dateFormat) {
+            this.dateFormat = dateFormat;
+        }
+
+        public void setFormat(DateFormat dateFormat) {
+            this.dateFormat = dateFormat;
+        }
+
+        @Override
+        public void write(JsonWriter out, Date date) throws IOException {
+            if (date == null) {
+                out.nullValue();
+            } else {
+                String value;
+                if (dateFormat != null) {
+                    value = dateFormat.format(date);
+                } else {
+                    value = ISO8601Utils.format(date, true);
+                }
+                out.value(value);
+            }
+        }
+
+        @Override
+        public Date read(JsonReader in) throws IOException {
+            try {
+                switch (in.peek()) {
+                    case NULL:
+                        in.nextNull();
+                        return null;
+                    default:
+                        String date = in.nextString();
+                        try {
+                            if (dateFormat != null) {
+                                return dateFormat.parse(date);
+                            }
+                            return ISO8601Utils.parse(date, new ParsePosition(0));
+                        } catch (ParseException e) {
+                            throw new JsonParseException(e);
+                        }
+                }
+            } catch (IllegalArgumentException e) {
+                throw new JsonParseException(e);
+            }
+        }
+    }
+
+    public static void setDateFormat(DateFormat dateFormat) {
+        dateTypeAdapter.setFormat(dateFormat);
+    }
+
+    public static void setSqlDateFormat(DateFormat dateFormat) {
+        sqlDateTypeAdapter.setFormat(dateFormat);
+    }
+}

src/main/java/com/tribufu/generated/Pair.java

@@ -0,0 +1,57 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated;
+
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class Pair {
+    private String name = "";
+    private String value = "";
+
+    public Pair (String name, String value) {
+        setName(name);
+        setValue(value);
+    }
+
+    private void setName(String name) {
+        if (!isValidString(name)) {
+            return;
+        }
+
+        this.name = name;
+    }
+
+    private void setValue(String value) {
+        if (!isValidString(value)) {
+            return;
+        }
+
+        this.value = value;
+    }
+
+    public String getName() {
+        return this.name;
+    }
+
+    public String getValue() {
+        return this.value;
+    }
+
+    private boolean isValidString(String arg) {
+        if (arg == null) {
+            return false;
+        }
+
+        return true;
+    }
+}

src/main/java/com/tribufu/generated/ProgressRequestBody.java

@@ -0,0 +1,73 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated;
+
+import okhttp3.MediaType;
+import okhttp3.RequestBody;
+
+import java.io.IOException;
+
+import okio.Buffer;
+import okio.BufferedSink;
+import okio.ForwardingSink;
+import okio.Okio;
+import okio.Sink;
+
+public class ProgressRequestBody extends RequestBody {
+
+    private final RequestBody requestBody;
+
+    private final ApiCallback callback;
+
+    public ProgressRequestBody(RequestBody requestBody, ApiCallback callback) {
+        this.requestBody = requestBody;
+        this.callback = callback;
+    }
+
+    @Override
+    public MediaType contentType() {
+        return requestBody.contentType();
+    }
+
+    @Override
+    public long contentLength() throws IOException {
+        return requestBody.contentLength();
+    }
+
+    @Override
+    public void writeTo(BufferedSink sink) throws IOException {
+        BufferedSink bufferedSink = Okio.buffer(sink(sink));
+        requestBody.writeTo(bufferedSink);
+        bufferedSink.flush();
+    }
+
+    private Sink sink(Sink sink) {
+        return new ForwardingSink(sink) {
+
+            long bytesWritten = 0L;
+            long contentLength = 0L;
+
+            @Override
+            public void write(Buffer source, long byteCount) throws IOException {
+                super.write(source, byteCount);
+                if (contentLength == 0) {
+                    contentLength = contentLength();
+                }
+
+                bytesWritten += byteCount;
+                callback.onUploadProgress(bytesWritten, contentLength, bytesWritten == contentLength);
+            }
+        };
+    }
+}

src/main/java/com/tribufu/generated/ProgressResponseBody.java

@@ -0,0 +1,70 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated;
+
+import okhttp3.MediaType;
+import okhttp3.ResponseBody;
+
+import java.io.IOException;
+
+import okio.Buffer;
+import okio.BufferedSource;
+import okio.ForwardingSource;
+import okio.Okio;
+import okio.Source;
+
+public class ProgressResponseBody extends ResponseBody {
+
+    private final ResponseBody responseBody;
+    private final ApiCallback callback;
+    private BufferedSource bufferedSource;
+
+    public ProgressResponseBody(ResponseBody responseBody, ApiCallback callback) {
+        this.responseBody = responseBody;
+        this.callback = callback;
+    }
+
+    @Override
+    public MediaType contentType() {
+        return responseBody.contentType();
+    }
+
+    @Override
+    public long contentLength() {
+        return responseBody.contentLength();
+    }
+
+    @Override
+    public BufferedSource source() {
+        if (bufferedSource == null) {
+            bufferedSource = Okio.buffer(source(responseBody.source()));
+        }
+        return bufferedSource;
+    }
+
+    private Source source(Source source) {
+        return new ForwardingSource(source) {
+            long totalBytesRead = 0L;
+
+            @Override
+            public long read(Buffer sink, long byteCount) throws IOException {
+                long bytesRead = super.read(sink, byteCount);
+                // read() returns the number of bytes read, or -1 if this source is exhausted.
+                totalBytesRead += bytesRead != -1 ? bytesRead : 0;
+                callback.onDownloadProgress(totalBytesRead, responseBody.contentLength(), bytesRead == -1);
+                return bytesRead;
+            }
+        };
+    }
+}

src/main/java/com/tribufu/generated/ServerConfiguration.java

@@ -0,0 +1,72 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated;
+
+import java.util.Map;
+
+/**
+ * Representing a Server configuration.
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class ServerConfiguration {
+    public String URL;
+    public String description;
+    public Map<String, ServerVariable> variables;
+
+    /**
+     * @param URL A URL to the target host.
+     * @param description A description of the host designated by the URL.
+     * @param variables A map between a variable name and its value. The value is used for substitution in the server's URL template.
+     */
+    public ServerConfiguration(String URL, String description, Map<String, ServerVariable> variables) {
+        this.URL = URL;
+        this.description = description;
+        this.variables = variables;
+    }
+
+    /**
+     * Format URL template using given variables.
+     *
+     * @param variables A map between a variable name and its value.
+     * @return Formatted URL.
+     */
+    public String URL(Map<String, String> variables) {
+        String url = this.URL;
+
+        // go through variables and replace placeholders
+        for (Map.Entry<String, ServerVariable> variable: this.variables.entrySet()) {
+            String name = variable.getKey();
+            ServerVariable serverVariable = variable.getValue();
+            String value = serverVariable.defaultValue;
+
+            if (variables != null && variables.containsKey(name)) {
+                value = variables.get(name);
+                if (serverVariable.enumValues.size() > 0 && !serverVariable.enumValues.contains(value)) {
+                    throw new IllegalArgumentException("The variable " + name + " in the server URL has invalid value " + value + ".");
+                }
+            }
+            url = url.replace("{" + name + "}", value);
+        }
+        return url;
+    }
+
+    /**
+     * Format URL template using default server variables.
+     *
+     * @return Formatted URL.
+     */
+    public String URL() {
+        return URL(null);
+    }
+}

src/main/java/com/tribufu/generated/ServerVariable.java

@@ -0,0 +1,37 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated;
+
+import java.util.HashSet;
+
+/**
+ * Representing a Server Variable for server URL template substitution.
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class ServerVariable {
+    public String description;
+    public String defaultValue;
+    public HashSet<String> enumValues = null;
+
+    /**
+     * @param description A description for the server variable.
+     * @param defaultValue The default value to use for substitution.
+     * @param enumValues An enumeration of string values to be used if the substitution options are from a limited set.
+     */
+    public ServerVariable(String description, String defaultValue, HashSet<String> enumValues) {
+        this.description = description;
+        this.defaultValue = defaultValue;
+        this.enumValues = enumValues;
+    }
+}

src/main/java/com/tribufu/generated/StringUtil.java

@@ -0,0 +1,83 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated;
+
+import java.util.Collection;
+import java.util.Iterator;
+
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class StringUtil {
+  /**
+   * Check if the given array contains the given value (with case-insensitive comparison).
+   *
+   * @param array The array
+   * @param value The value to search
+   * @return true if the array contains the value
+   */
+  public static boolean containsIgnoreCase(String[] array, String value) {
+    for (String str : array) {
+      if (value == null && str == null) {
+        return true;
+      }
+      if (value != null && value.equalsIgnoreCase(str)) {
+        return true;
+      }
+    }
+    return false;
+  }
+
+  /**
+   * Join an array of strings with the given separator.
+   * <p>
+   * Note: This might be replaced by utility method from commons-lang or guava someday
+   * if one of those libraries is added as dependency.
+   * </p>
+   *
+   * @param array     The array of strings
+   * @param separator The separator
+   * @return the resulting string
+   */
+  public static String join(String[] array, String separator) {
+    int len = array.length;
+    if (len == 0) {
+      return "";
+    }
+
+    StringBuilder out = new StringBuilder();
+    out.append(array[0]);
+    for (int i = 1; i < len; i++) {
+      out.append(separator).append(array[i]);
+    }
+    return out.toString();
+  }
+
+  /**
+   * Join a list of strings with the given separator.
+   *
+   * @param list      The list of strings
+   * @param separator The separator
+   * @return the resulting string
+   */
+  public static String join(Collection<String> list, String separator) {
+    Iterator<String> iterator = list.iterator();
+    StringBuilder out = new StringBuilder();
+    if (iterator.hasNext()) {
+      out.append(iterator.next());
+    }
+    while (iterator.hasNext()) {
+      out.append(separator).append(iterator.next());
+    }
+    return out.toString();
+  }
+}

src/main/java/com/tribufu/generated/auth/ApiKeyAuth.java

@@ -0,0 +1,80 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.auth;
+
+import com.tribufu.generated.ApiException;
+import com.tribufu.generated.Pair;
+
+import java.net.URI;
+import java.util.Map;
+import java.util.List;
+
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class ApiKeyAuth implements Authentication {
+  private final String location;
+  private final String paramName;
+
+  private String apiKey;
+  private String apiKeyPrefix;
+
+  public ApiKeyAuth(String location, String paramName) {
+    this.location = location;
+    this.paramName = paramName;
+  }
+
+  public String getLocation() {
+    return location;
+  }
+
+  public String getParamName() {
+    return paramName;
+  }
+
+  public String getApiKey() {
+    return apiKey;
+  }
+
+  public void setApiKey(String apiKey) {
+    this.apiKey = apiKey;
+  }
+
+  public String getApiKeyPrefix() {
+    return apiKeyPrefix;
+  }
+
+  public void setApiKeyPrefix(String apiKeyPrefix) {
+    this.apiKeyPrefix = apiKeyPrefix;
+  }
+
+  @Override
+  public void applyToParams(List<Pair> queryParams, Map<String, String> headerParams, Map<String, String> cookieParams,
+                           String payload, String method, URI uri) throws ApiException {
+    if (apiKey == null) {
+      return;
+    }
+    String value;
+    if (apiKeyPrefix != null) {
+      value = apiKeyPrefix + " " + apiKey;
+    } else {
+      value = apiKey;
+    }
+    if ("query".equals(location)) {
+      queryParams.add(new Pair(paramName, value));
+    } else if ("header".equals(location)) {
+      headerParams.put(paramName, value);
+    } else if ("cookie".equals(location)) {
+      cookieParams.put(paramName, value);
+    }
+  }
+}

src/main/java/com/tribufu/generated/auth/Authentication.java

@@ -0,0 +1,36 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.auth;
+
+import com.tribufu.generated.Pair;
+import com.tribufu.generated.ApiException;
+
+import java.net.URI;
+import java.util.Map;
+import java.util.List;
+
+public interface Authentication {
+    /**
+     * Apply authentication settings to header and query params.
+     *
+     * @param queryParams List of query parameters
+     * @param headerParams Map of header parameters
+     * @param cookieParams Map of cookie parameters
+     * @param payload HTTP request body
+     * @param method HTTP method
+     * @param uri URI
+     * @throws ApiException if failed to update the parameters
+     */
+    void applyToParams(List<Pair> queryParams, Map<String, String> headerParams, Map<String, String> cookieParams, String payload, String method, URI uri) throws ApiException;
+}

src/main/java/com/tribufu/generated/auth/HttpBasicAuth.java

@@ -0,0 +1,55 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.auth;
+
+import com.tribufu.generated.Pair;
+import com.tribufu.generated.ApiException;
+
+import okhttp3.Credentials;
+
+import java.net.URI;
+import java.util.Map;
+import java.util.List;
+
+public class HttpBasicAuth implements Authentication {
+    private String username;
+    private String password;
+
+    public String getUsername() {
+        return username;
+    }
+
+    public void setUsername(String username) {
+        this.username = username;
+    }
+
+    public String getPassword() {
+        return password;
+    }
+
+    public void setPassword(String password) {
+        this.password = password;
+    }
+
+    @Override
+    public void applyToParams(List<Pair> queryParams, Map<String, String> headerParams, Map<String, String> cookieParams,
+                              String payload, String method, URI uri) throws ApiException {
+        if (username == null && password == null) {
+            return;
+        }
+        headerParams.put("Authorization", Credentials.basic(
+            username == null ? "" : username,
+            password == null ? "" : password));
+    }
+}

src/main/java/com/tribufu/generated/auth/HttpBearerAuth.java

@@ -0,0 +1,75 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.auth;
+
+import com.tribufu.generated.ApiException;
+import com.tribufu.generated.Pair;
+
+import java.net.URI;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+import java.util.function.Supplier;
+
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class HttpBearerAuth implements Authentication {
+  private final String scheme;
+  private Supplier<String> tokenSupplier;
+
+  public HttpBearerAuth(String scheme) {
+    this.scheme = scheme;
+  }
+
+  /**
+   * Gets the token, which together with the scheme, will be sent as the value of the Authorization header.
+   *
+   * @return The bearer token
+   */
+  public String getBearerToken() {
+    return tokenSupplier.get();
+  }
+
+  /**
+   * Sets the token, which together with the scheme, will be sent as the value of the Authorization header.
+   *
+   * @param bearerToken The bearer token to send in the Authorization header
+   */
+  public void setBearerToken(String bearerToken) {
+    this.tokenSupplier = () -> bearerToken;
+  }
+
+  /**
+   * Sets the supplier of tokens, which together with the scheme, will be sent as the value of the Authorization header.
+   *
+   * @param tokenSupplier The supplier of bearer tokens to send in the Authorization header
+   */
+  public void setBearerToken(Supplier<String> tokenSupplier) {
+    this.tokenSupplier = tokenSupplier;
+  }
+
+  @Override
+  public void applyToParams(List<Pair> queryParams, Map<String, String> headerParams, Map<String, String> cookieParams,
+                            String payload, String method, URI uri) throws ApiException {
+    String bearerToken = Optional.ofNullable(tokenSupplier).map(Supplier::get).orElse(null);
+    if (bearerToken == null) {
+      return;
+    }
+
+    headerParams.put("Authorization", (scheme != null ? upperCaseBearer(scheme) + " " : "") + bearerToken);
+  }
+
+  private static String upperCaseBearer(String scheme) {
+    return ("bearer".equalsIgnoreCase(scheme)) ? "Bearer" : scheme;
+  }
+}

src/main/java/com/tribufu/generated/models/AbstractOpenApiSchema.java

@@ -0,0 +1,146 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import com.tribufu.generated.ApiException;
+import java.util.Objects;
+import java.lang.reflect.Type;
+import java.util.Map;
+
+/**
+ * Abstract class for oneOf,anyOf schemas defined in OpenAPI spec
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public abstract class AbstractOpenApiSchema {
+
+    // store the actual instance of the schema/object
+    private Object instance;
+
+    // is nullable
+    private Boolean isNullable;
+
+    // schema type (e.g. oneOf, anyOf)
+    private final String schemaType;
+
+    public AbstractOpenApiSchema(String schemaType, Boolean isNullable) {
+        this.schemaType = schemaType;
+        this.isNullable = isNullable;
+    }
+
+    /**
+     * Get the list of oneOf/anyOf composed schemas allowed to be stored in this object
+     *
+     * @return an instance of the actual schema/object
+     */
+    public abstract Map<String, Class<?>> getSchemas();
+
+    /**
+     * Get the actual instance
+     *
+     * @return an instance of the actual schema/object
+     */
+    //@JsonValue
+    public Object getActualInstance() {return instance;}
+
+    /**
+     * Set the actual instance
+     *
+     * @param instance the actual instance of the schema/object
+     */
+    public void setActualInstance(Object instance) {this.instance = instance;}
+
+    /**
+     * Get the instant recursively when the schemas defined in oneOf/anyof happen to be oneOf/anyOf schema as well
+     *
+     * @return an instance of the actual schema/object
+     */
+    public Object getActualInstanceRecursively() {
+        return getActualInstanceRecursively(this);
+    }
+
+    private Object getActualInstanceRecursively(AbstractOpenApiSchema object) {
+        if (object.getActualInstance() == null) {
+            return null;
+        } else if (object.getActualInstance() instanceof AbstractOpenApiSchema) {
+            return getActualInstanceRecursively((AbstractOpenApiSchema)object.getActualInstance());
+        } else {
+            return object.getActualInstance();
+        }
+    }
+
+    /**
+     * Get the schema type (e.g. anyOf, oneOf)
+     *
+     * @return the schema type
+     */
+    public String getSchemaType() {
+        return schemaType;
+    }
+
+    @Override
+    public String toString() {
+        StringBuilder sb = new StringBuilder();
+        sb.append("class ").append(getClass()).append(" {\n");
+        sb.append("    instance: ").append(toIndentedString(instance)).append("\n");
+        sb.append("    isNullable: ").append(toIndentedString(isNullable)).append("\n");
+        sb.append("    schemaType: ").append(toIndentedString(schemaType)).append("\n");
+        sb.append("}");
+        return sb.toString();
+    }
+
+    /**
+     * Convert the given object to string with each line indented by 4 spaces
+     * (except the first line).
+     */
+    private String toIndentedString(Object o) {
+        if (o == null) {
+            return "null";
+        }
+        return o.toString().replace("\n", "\n    ");
+    }
+
+    public boolean equals(Object o) {
+        if (this == o) {
+            return true;
+        }
+        if (o == null || getClass() != o.getClass()) {
+            return false;
+        }
+        AbstractOpenApiSchema a = (AbstractOpenApiSchema) o;
+        return Objects.equals(this.instance, a.instance) &&
+            Objects.equals(this.isNullable, a.isNullable) &&
+            Objects.equals(this.schemaType, a.schemaType);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(instance, isNullable, schemaType);
+    }
+
+    /**
+     * Is nullable
+     *
+     * @return true if it's nullable
+     */
+    public Boolean isNullable() {
+        if (Boolean.TRUE.equals(isNullable)) {
+            return Boolean.TRUE;
+        } else {
+            return Boolean.FALSE;
+        }
+    }
+
+
+
+}

src/main/java/com/tribufu/generated/models/Account.java

@@ -0,0 +1,419 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import com.tribufu.generated.models.LoginProvider;
+import java.io.IOException;
+import java.time.OffsetDateTime;
+import java.util.Arrays;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * Account
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class Account {
+  public static final String SERIALIZED_NAME_ID = "id";
+  @SerializedName(SERIALIZED_NAME_ID)
+  @javax.annotation.Nullable
+  private String id;
+
+  public static final String SERIALIZED_NAME_NAME = "name";
+  @SerializedName(SERIALIZED_NAME_NAME)
+  @javax.annotation.Nullable
+  private String name;
+
+  public static final String SERIALIZED_NAME_PROVIDER = "provider";
+  @SerializedName(SERIALIZED_NAME_PROVIDER)
+  @javax.annotation.Nullable
+  private LoginProvider provider;
+
+  public static final String SERIALIZED_NAME_USER_ID = "user_id";
+  @SerializedName(SERIALIZED_NAME_USER_ID)
+  @javax.annotation.Nullable
+  private String userId;
+
+  public static final String SERIALIZED_NAME_AUTHORIZED = "authorized";
+  @SerializedName(SERIALIZED_NAME_AUTHORIZED)
+  @javax.annotation.Nullable
+  private Boolean authorized;
+
+  public static final String SERIALIZED_NAME_FIELDS = "fields";
+  @SerializedName(SERIALIZED_NAME_FIELDS)
+  @javax.annotation.Nullable
+  private Object fields = null;
+
+  public static final String SERIALIZED_NAME_CREATED = "created";
+  @SerializedName(SERIALIZED_NAME_CREATED)
+  @javax.annotation.Nullable
+  private OffsetDateTime created;
+
+  public static final String SERIALIZED_NAME_UPDATED = "updated";
+  @SerializedName(SERIALIZED_NAME_UPDATED)
+  @javax.annotation.Nullable
+  private OffsetDateTime updated;
+
+  public Account() {
+  }
+
+  public Account id(@javax.annotation.Nullable String id) {
+    this.id = id;
+    return this;
+  }
+
+  /**
+   * Get id
+   * @return id
+   */
+  @javax.annotation.Nullable
+  public String getId() {
+    return id;
+  }
+
+  public void setId(@javax.annotation.Nullable String id) {
+    this.id = id;
+  }
+
+
+  public Account name(@javax.annotation.Nullable String name) {
+    this.name = name;
+    return this;
+  }
+
+  /**
+   * Get name
+   * @return name
+   */
+  @javax.annotation.Nullable
+  public String getName() {
+    return name;
+  }
+
+  public void setName(@javax.annotation.Nullable String name) {
+    this.name = name;
+  }
+
+
+  public Account provider(@javax.annotation.Nullable LoginProvider provider) {
+    this.provider = provider;
+    return this;
+  }
+
+  /**
+   * Get provider
+   * @return provider
+   */
+  @javax.annotation.Nullable
+  public LoginProvider getProvider() {
+    return provider;
+  }
+
+  public void setProvider(@javax.annotation.Nullable LoginProvider provider) {
+    this.provider = provider;
+  }
+
+
+  public Account userId(@javax.annotation.Nullable String userId) {
+    this.userId = userId;
+    return this;
+  }
+
+  /**
+   * Get userId
+   * @return userId
+   */
+  @javax.annotation.Nullable
+  public String getUserId() {
+    return userId;
+  }
+
+  public void setUserId(@javax.annotation.Nullable String userId) {
+    this.userId = userId;
+  }
+
+
+  public Account authorized(@javax.annotation.Nullable Boolean authorized) {
+    this.authorized = authorized;
+    return this;
+  }
+
+  /**
+   * Get authorized
+   * @return authorized
+   */
+  @javax.annotation.Nullable
+  public Boolean getAuthorized() {
+    return authorized;
+  }
+
+  public void setAuthorized(@javax.annotation.Nullable Boolean authorized) {
+    this.authorized = authorized;
+  }
+
+
+  public Account fields(@javax.annotation.Nullable Object fields) {
+    this.fields = fields;
+    return this;
+  }
+
+  /**
+   * Get fields
+   * @return fields
+   */
+  @javax.annotation.Nullable
+  public Object getFields() {
+    return fields;
+  }
+
+  public void setFields(@javax.annotation.Nullable Object fields) {
+    this.fields = fields;
+  }
+
+
+  public Account created(@javax.annotation.Nullable OffsetDateTime created) {
+    this.created = created;
+    return this;
+  }
+
+  /**
+   * Get created
+   * @return created
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getCreated() {
+    return created;
+  }
+
+  public void setCreated(@javax.annotation.Nullable OffsetDateTime created) {
+    this.created = created;
+  }
+
+
+  public Account updated(@javax.annotation.Nullable OffsetDateTime updated) {
+    this.updated = updated;
+    return this;
+  }
+
+  /**
+   * Get updated
+   * @return updated
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getUpdated() {
+    return updated;
+  }
+
+  public void setUpdated(@javax.annotation.Nullable OffsetDateTime updated) {
+    this.updated = updated;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    Account account = (Account) o;
+    return Objects.equals(this.id, account.id) &&
+        Objects.equals(this.name, account.name) &&
+        Objects.equals(this.provider, account.provider) &&
+        Objects.equals(this.userId, account.userId) &&
+        Objects.equals(this.authorized, account.authorized) &&
+        Objects.equals(this.fields, account.fields) &&
+        Objects.equals(this.created, account.created) &&
+        Objects.equals(this.updated, account.updated);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(id, name, provider, userId, authorized, fields, created, updated);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class Account {\n");
+    sb.append("    id: ").append(toIndentedString(id)).append("\n");
+    sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    sb.append("    provider: ").append(toIndentedString(provider)).append("\n");
+    sb.append("    userId: ").append(toIndentedString(userId)).append("\n");
+    sb.append("    authorized: ").append(toIndentedString(authorized)).append("\n");
+    sb.append("    fields: ").append(toIndentedString(fields)).append("\n");
+    sb.append("    created: ").append(toIndentedString(created)).append("\n");
+    sb.append("    updated: ").append(toIndentedString(updated)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("id");
+    openapiFields.add("name");
+    openapiFields.add("provider");
+    openapiFields.add("user_id");
+    openapiFields.add("authorized");
+    openapiFields.add("fields");
+    openapiFields.add("created");
+    openapiFields.add("updated");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to Account
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!Account.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in Account is not found in the empty JSON string", Account.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!Account.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `Account` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("id") != null && !jsonObj.get("id").isJsonNull()) && !jsonObj.get("id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("id").toString()));
+      }
+      if ((jsonObj.get("name") != null && !jsonObj.get("name").isJsonNull()) && !jsonObj.get("name").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `name` to be a primitive type in the JSON string but got `%s`", jsonObj.get("name").toString()));
+      }
+      // validate the optional field `provider`
+      if (jsonObj.get("provider") != null && !jsonObj.get("provider").isJsonNull()) {
+        LoginProvider.validateJsonElement(jsonObj.get("provider"));
+      }
+      if ((jsonObj.get("user_id") != null && !jsonObj.get("user_id").isJsonNull()) && !jsonObj.get("user_id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `user_id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("user_id").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!Account.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'Account' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<Account> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(Account.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<Account>() {
+           @Override
+           public void write(JsonWriter out, Account value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public Account read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of Account given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of Account
+   * @throws IOException if the JSON string is invalid with respect to Account
+   */
+  public static Account fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, Account.class);
+  }
+
+  /**
+   * Convert an instance of Account to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/Application.java

@@ -0,0 +1,768 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import com.tribufu.generated.models.ApplicationType;
+import java.io.IOException;
+import java.net.URI;
+import java.time.OffsetDateTime;
+import java.util.Arrays;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * Application
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class Application {
+  public static final String SERIALIZED_NAME_ID = "id";
+  @SerializedName(SERIALIZED_NAME_ID)
+  @javax.annotation.Nullable
+  private String id;
+
+  public static final String SERIALIZED_NAME_NAME = "name";
+  @SerializedName(SERIALIZED_NAME_NAME)
+  @javax.annotation.Nullable
+  private String name;
+
+  public static final String SERIALIZED_NAME_DESCRIPTION = "description";
+  @SerializedName(SERIALIZED_NAME_DESCRIPTION)
+  @javax.annotation.Nullable
+  private String description;
+
+  public static final String SERIALIZED_NAME_TYPE = "type";
+  @SerializedName(SERIALIZED_NAME_TYPE)
+  @javax.annotation.Nullable
+  private ApplicationType type;
+
+  public static final String SERIALIZED_NAME_ORGANIZATION_ID = "organization_id";
+  @SerializedName(SERIALIZED_NAME_ORGANIZATION_ID)
+  @javax.annotation.Nullable
+  private String organizationId;
+
+  public static final String SERIALIZED_NAME_ICON_URL = "icon_url";
+  @SerializedName(SERIALIZED_NAME_ICON_URL)
+  @javax.annotation.Nullable
+  private URI iconUrl;
+
+  public static final String SERIALIZED_NAME_BANNER_URL = "banner_url";
+  @SerializedName(SERIALIZED_NAME_BANNER_URL)
+  @javax.annotation.Nullable
+  private URI bannerUrl;
+
+  public static final String SERIALIZED_NAME_CAPSULE_IMAGE_URL = "capsule_image_url";
+  @SerializedName(SERIALIZED_NAME_CAPSULE_IMAGE_URL)
+  @javax.annotation.Nullable
+  private URI capsuleImageUrl;
+
+  public static final String SERIALIZED_NAME_LIBRARY_IMAGE_URL = "library_image_url";
+  @SerializedName(SERIALIZED_NAME_LIBRARY_IMAGE_URL)
+  @javax.annotation.Nullable
+  private URI libraryImageUrl;
+
+  public static final String SERIALIZED_NAME_PARENT_ID = "parent_id";
+  @SerializedName(SERIALIZED_NAME_PARENT_ID)
+  @javax.annotation.Nullable
+  private String parentId;
+
+  public static final String SERIALIZED_NAME_SLUG = "slug";
+  @SerializedName(SERIALIZED_NAME_SLUG)
+  @javax.annotation.Nullable
+  private String slug;
+
+  public static final String SERIALIZED_NAME_VISIBILITY = "visibility";
+  @SerializedName(SERIALIZED_NAME_VISIBILITY)
+  @javax.annotation.Nullable
+  private Integer visibility;
+
+  public static final String SERIALIZED_NAME_PASSWORD = "password";
+  @SerializedName(SERIALIZED_NAME_PASSWORD)
+  @javax.annotation.Nullable
+  private String password;
+
+  public static final String SERIALIZED_NAME_PRIMARY = "primary";
+  @SerializedName(SERIALIZED_NAME_PRIMARY)
+  @javax.annotation.Nullable
+  private Integer primary;
+
+  public static final String SERIALIZED_NAME_USER_COUNT = "user_count";
+  @SerializedName(SERIALIZED_NAME_USER_COUNT)
+  @javax.annotation.Nullable
+  private Integer userCount;
+
+  public static final String SERIALIZED_NAME_ACHIEVEMENT_COUNT = "achievement_count";
+  @SerializedName(SERIALIZED_NAME_ACHIEVEMENT_COUNT)
+  @javax.annotation.Nullable
+  private Integer achievementCount;
+
+  public static final String SERIALIZED_NAME_BADGE_COUNT = "badge_count";
+  @SerializedName(SERIALIZED_NAME_BADGE_COUNT)
+  @javax.annotation.Nullable
+  private Integer badgeCount;
+
+  public static final String SERIALIZED_NAME_DOWNLOAD_COUNT = "download_count";
+  @SerializedName(SERIALIZED_NAME_DOWNLOAD_COUNT)
+  @javax.annotation.Nullable
+  private Integer downloadCount;
+
+  public static final String SERIALIZED_NAME_CREATED = "created";
+  @SerializedName(SERIALIZED_NAME_CREATED)
+  @javax.annotation.Nullable
+  private OffsetDateTime created;
+
+  public static final String SERIALIZED_NAME_UPDATED = "updated";
+  @SerializedName(SERIALIZED_NAME_UPDATED)
+  @javax.annotation.Nullable
+  private OffsetDateTime updated;
+
+  public Application() {
+  }
+
+  public Application id(@javax.annotation.Nullable String id) {
+    this.id = id;
+    return this;
+  }
+
+  /**
+   * Get id
+   * @return id
+   */
+  @javax.annotation.Nullable
+  public String getId() {
+    return id;
+  }
+
+  public void setId(@javax.annotation.Nullable String id) {
+    this.id = id;
+  }
+
+
+  public Application name(@javax.annotation.Nullable String name) {
+    this.name = name;
+    return this;
+  }
+
+  /**
+   * Get name
+   * @return name
+   */
+  @javax.annotation.Nullable
+  public String getName() {
+    return name;
+  }
+
+  public void setName(@javax.annotation.Nullable String name) {
+    this.name = name;
+  }
+
+
+  public Application description(@javax.annotation.Nullable String description) {
+    this.description = description;
+    return this;
+  }
+
+  /**
+   * Get description
+   * @return description
+   */
+  @javax.annotation.Nullable
+  public String getDescription() {
+    return description;
+  }
+
+  public void setDescription(@javax.annotation.Nullable String description) {
+    this.description = description;
+  }
+
+
+  public Application type(@javax.annotation.Nullable ApplicationType type) {
+    this.type = type;
+    return this;
+  }
+
+  /**
+   * Get type
+   * @return type
+   */
+  @javax.annotation.Nullable
+  public ApplicationType getType() {
+    return type;
+  }
+
+  public void setType(@javax.annotation.Nullable ApplicationType type) {
+    this.type = type;
+  }
+
+
+  public Application organizationId(@javax.annotation.Nullable String organizationId) {
+    this.organizationId = organizationId;
+    return this;
+  }
+
+  /**
+   * Get organizationId
+   * @return organizationId
+   */
+  @javax.annotation.Nullable
+  public String getOrganizationId() {
+    return organizationId;
+  }
+
+  public void setOrganizationId(@javax.annotation.Nullable String organizationId) {
+    this.organizationId = organizationId;
+  }
+
+
+  public Application iconUrl(@javax.annotation.Nullable URI iconUrl) {
+    this.iconUrl = iconUrl;
+    return this;
+  }
+
+  /**
+   * Get iconUrl
+   * @return iconUrl
+   */
+  @javax.annotation.Nullable
+  public URI getIconUrl() {
+    return iconUrl;
+  }
+
+  public void setIconUrl(@javax.annotation.Nullable URI iconUrl) {
+    this.iconUrl = iconUrl;
+  }
+
+
+  public Application bannerUrl(@javax.annotation.Nullable URI bannerUrl) {
+    this.bannerUrl = bannerUrl;
+    return this;
+  }
+
+  /**
+   * Get bannerUrl
+   * @return bannerUrl
+   */
+  @javax.annotation.Nullable
+  public URI getBannerUrl() {
+    return bannerUrl;
+  }
+
+  public void setBannerUrl(@javax.annotation.Nullable URI bannerUrl) {
+    this.bannerUrl = bannerUrl;
+  }
+
+
+  public Application capsuleImageUrl(@javax.annotation.Nullable URI capsuleImageUrl) {
+    this.capsuleImageUrl = capsuleImageUrl;
+    return this;
+  }
+
+  /**
+   * Get capsuleImageUrl
+   * @return capsuleImageUrl
+   */
+  @javax.annotation.Nullable
+  public URI getCapsuleImageUrl() {
+    return capsuleImageUrl;
+  }
+
+  public void setCapsuleImageUrl(@javax.annotation.Nullable URI capsuleImageUrl) {
+    this.capsuleImageUrl = capsuleImageUrl;
+  }
+
+
+  public Application libraryImageUrl(@javax.annotation.Nullable URI libraryImageUrl) {
+    this.libraryImageUrl = libraryImageUrl;
+    return this;
+  }
+
+  /**
+   * Get libraryImageUrl
+   * @return libraryImageUrl
+   */
+  @javax.annotation.Nullable
+  public URI getLibraryImageUrl() {
+    return libraryImageUrl;
+  }
+
+  public void setLibraryImageUrl(@javax.annotation.Nullable URI libraryImageUrl) {
+    this.libraryImageUrl = libraryImageUrl;
+  }
+
+
+  public Application parentId(@javax.annotation.Nullable String parentId) {
+    this.parentId = parentId;
+    return this;
+  }
+
+  /**
+   * Get parentId
+   * @return parentId
+   */
+  @javax.annotation.Nullable
+  public String getParentId() {
+    return parentId;
+  }
+
+  public void setParentId(@javax.annotation.Nullable String parentId) {
+    this.parentId = parentId;
+  }
+
+
+  public Application slug(@javax.annotation.Nullable String slug) {
+    this.slug = slug;
+    return this;
+  }
+
+  /**
+   * Get slug
+   * @return slug
+   */
+  @javax.annotation.Nullable
+  public String getSlug() {
+    return slug;
+  }
+
+  public void setSlug(@javax.annotation.Nullable String slug) {
+    this.slug = slug;
+  }
+
+
+  public Application visibility(@javax.annotation.Nullable Integer visibility) {
+    this.visibility = visibility;
+    return this;
+  }
+
+  /**
+   * Get visibility
+   * @return visibility
+   */
+  @javax.annotation.Nullable
+  public Integer getVisibility() {
+    return visibility;
+  }
+
+  public void setVisibility(@javax.annotation.Nullable Integer visibility) {
+    this.visibility = visibility;
+  }
+
+
+  public Application password(@javax.annotation.Nullable String password) {
+    this.password = password;
+    return this;
+  }
+
+  /**
+   * Get password
+   * @return password
+   */
+  @javax.annotation.Nullable
+  public String getPassword() {
+    return password;
+  }
+
+  public void setPassword(@javax.annotation.Nullable String password) {
+    this.password = password;
+  }
+
+
+  public Application primary(@javax.annotation.Nullable Integer primary) {
+    this.primary = primary;
+    return this;
+  }
+
+  /**
+   * Get primary
+   * @return primary
+   */
+  @javax.annotation.Nullable
+  public Integer getPrimary() {
+    return primary;
+  }
+
+  public void setPrimary(@javax.annotation.Nullable Integer primary) {
+    this.primary = primary;
+  }
+
+
+  public Application userCount(@javax.annotation.Nullable Integer userCount) {
+    this.userCount = userCount;
+    return this;
+  }
+
+  /**
+   * Get userCount
+   * @return userCount
+   */
+  @javax.annotation.Nullable
+  public Integer getUserCount() {
+    return userCount;
+  }
+
+  public void setUserCount(@javax.annotation.Nullable Integer userCount) {
+    this.userCount = userCount;
+  }
+
+
+  public Application achievementCount(@javax.annotation.Nullable Integer achievementCount) {
+    this.achievementCount = achievementCount;
+    return this;
+  }
+
+  /**
+   * Get achievementCount
+   * @return achievementCount
+   */
+  @javax.annotation.Nullable
+  public Integer getAchievementCount() {
+    return achievementCount;
+  }
+
+  public void setAchievementCount(@javax.annotation.Nullable Integer achievementCount) {
+    this.achievementCount = achievementCount;
+  }
+
+
+  public Application badgeCount(@javax.annotation.Nullable Integer badgeCount) {
+    this.badgeCount = badgeCount;
+    return this;
+  }
+
+  /**
+   * Get badgeCount
+   * @return badgeCount
+   */
+  @javax.annotation.Nullable
+  public Integer getBadgeCount() {
+    return badgeCount;
+  }
+
+  public void setBadgeCount(@javax.annotation.Nullable Integer badgeCount) {
+    this.badgeCount = badgeCount;
+  }
+
+
+  public Application downloadCount(@javax.annotation.Nullable Integer downloadCount) {
+    this.downloadCount = downloadCount;
+    return this;
+  }
+
+  /**
+   * Get downloadCount
+   * @return downloadCount
+   */
+  @javax.annotation.Nullable
+  public Integer getDownloadCount() {
+    return downloadCount;
+  }
+
+  public void setDownloadCount(@javax.annotation.Nullable Integer downloadCount) {
+    this.downloadCount = downloadCount;
+  }
+
+
+  public Application created(@javax.annotation.Nullable OffsetDateTime created) {
+    this.created = created;
+    return this;
+  }
+
+  /**
+   * Get created
+   * @return created
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getCreated() {
+    return created;
+  }
+
+  public void setCreated(@javax.annotation.Nullable OffsetDateTime created) {
+    this.created = created;
+  }
+
+
+  public Application updated(@javax.annotation.Nullable OffsetDateTime updated) {
+    this.updated = updated;
+    return this;
+  }
+
+  /**
+   * Get updated
+   * @return updated
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getUpdated() {
+    return updated;
+  }
+
+  public void setUpdated(@javax.annotation.Nullable OffsetDateTime updated) {
+    this.updated = updated;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    Application application = (Application) o;
+    return Objects.equals(this.id, application.id) &&
+        Objects.equals(this.name, application.name) &&
+        Objects.equals(this.description, application.description) &&
+        Objects.equals(this.type, application.type) &&
+        Objects.equals(this.organizationId, application.organizationId) &&
+        Objects.equals(this.iconUrl, application.iconUrl) &&
+        Objects.equals(this.bannerUrl, application.bannerUrl) &&
+        Objects.equals(this.capsuleImageUrl, application.capsuleImageUrl) &&
+        Objects.equals(this.libraryImageUrl, application.libraryImageUrl) &&
+        Objects.equals(this.parentId, application.parentId) &&
+        Objects.equals(this.slug, application.slug) &&
+        Objects.equals(this.visibility, application.visibility) &&
+        Objects.equals(this.password, application.password) &&
+        Objects.equals(this.primary, application.primary) &&
+        Objects.equals(this.userCount, application.userCount) &&
+        Objects.equals(this.achievementCount, application.achievementCount) &&
+        Objects.equals(this.badgeCount, application.badgeCount) &&
+        Objects.equals(this.downloadCount, application.downloadCount) &&
+        Objects.equals(this.created, application.created) &&
+        Objects.equals(this.updated, application.updated);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(id, name, description, type, organizationId, iconUrl, bannerUrl, capsuleImageUrl, libraryImageUrl, parentId, slug, visibility, password, primary, userCount, achievementCount, badgeCount, downloadCount, created, updated);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class Application {\n");
+    sb.append("    id: ").append(toIndentedString(id)).append("\n");
+    sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    sb.append("    description: ").append(toIndentedString(description)).append("\n");
+    sb.append("    type: ").append(toIndentedString(type)).append("\n");
+    sb.append("    organizationId: ").append(toIndentedString(organizationId)).append("\n");
+    sb.append("    iconUrl: ").append(toIndentedString(iconUrl)).append("\n");
+    sb.append("    bannerUrl: ").append(toIndentedString(bannerUrl)).append("\n");
+    sb.append("    capsuleImageUrl: ").append(toIndentedString(capsuleImageUrl)).append("\n");
+    sb.append("    libraryImageUrl: ").append(toIndentedString(libraryImageUrl)).append("\n");
+    sb.append("    parentId: ").append(toIndentedString(parentId)).append("\n");
+    sb.append("    slug: ").append(toIndentedString(slug)).append("\n");
+    sb.append("    visibility: ").append(toIndentedString(visibility)).append("\n");
+    sb.append("    password: ").append(toIndentedString(password)).append("\n");
+    sb.append("    primary: ").append(toIndentedString(primary)).append("\n");
+    sb.append("    userCount: ").append(toIndentedString(userCount)).append("\n");
+    sb.append("    achievementCount: ").append(toIndentedString(achievementCount)).append("\n");
+    sb.append("    badgeCount: ").append(toIndentedString(badgeCount)).append("\n");
+    sb.append("    downloadCount: ").append(toIndentedString(downloadCount)).append("\n");
+    sb.append("    created: ").append(toIndentedString(created)).append("\n");
+    sb.append("    updated: ").append(toIndentedString(updated)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("id");
+    openapiFields.add("name");
+    openapiFields.add("description");
+    openapiFields.add("type");
+    openapiFields.add("organization_id");
+    openapiFields.add("icon_url");
+    openapiFields.add("banner_url");
+    openapiFields.add("capsule_image_url");
+    openapiFields.add("library_image_url");
+    openapiFields.add("parent_id");
+    openapiFields.add("slug");
+    openapiFields.add("visibility");
+    openapiFields.add("password");
+    openapiFields.add("primary");
+    openapiFields.add("user_count");
+    openapiFields.add("achievement_count");
+    openapiFields.add("badge_count");
+    openapiFields.add("download_count");
+    openapiFields.add("created");
+    openapiFields.add("updated");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to Application
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!Application.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in Application is not found in the empty JSON string", Application.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!Application.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `Application` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("id") != null && !jsonObj.get("id").isJsonNull()) && !jsonObj.get("id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("id").toString()));
+      }
+      if ((jsonObj.get("name") != null && !jsonObj.get("name").isJsonNull()) && !jsonObj.get("name").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `name` to be a primitive type in the JSON string but got `%s`", jsonObj.get("name").toString()));
+      }
+      if ((jsonObj.get("description") != null && !jsonObj.get("description").isJsonNull()) && !jsonObj.get("description").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `description` to be a primitive type in the JSON string but got `%s`", jsonObj.get("description").toString()));
+      }
+      // validate the optional field `type`
+      if (jsonObj.get("type") != null && !jsonObj.get("type").isJsonNull()) {
+        ApplicationType.validateJsonElement(jsonObj.get("type"));
+      }
+      if ((jsonObj.get("organization_id") != null && !jsonObj.get("organization_id").isJsonNull()) && !jsonObj.get("organization_id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `organization_id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("organization_id").toString()));
+      }
+      if ((jsonObj.get("icon_url") != null && !jsonObj.get("icon_url").isJsonNull()) && !jsonObj.get("icon_url").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `icon_url` to be a primitive type in the JSON string but got `%s`", jsonObj.get("icon_url").toString()));
+      }
+      if ((jsonObj.get("banner_url") != null && !jsonObj.get("banner_url").isJsonNull()) && !jsonObj.get("banner_url").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `banner_url` to be a primitive type in the JSON string but got `%s`", jsonObj.get("banner_url").toString()));
+      }
+      if ((jsonObj.get("capsule_image_url") != null && !jsonObj.get("capsule_image_url").isJsonNull()) && !jsonObj.get("capsule_image_url").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `capsule_image_url` to be a primitive type in the JSON string but got `%s`", jsonObj.get("capsule_image_url").toString()));
+      }
+      if ((jsonObj.get("library_image_url") != null && !jsonObj.get("library_image_url").isJsonNull()) && !jsonObj.get("library_image_url").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `library_image_url` to be a primitive type in the JSON string but got `%s`", jsonObj.get("library_image_url").toString()));
+      }
+      if ((jsonObj.get("parent_id") != null && !jsonObj.get("parent_id").isJsonNull()) && !jsonObj.get("parent_id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `parent_id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("parent_id").toString()));
+      }
+      if ((jsonObj.get("slug") != null && !jsonObj.get("slug").isJsonNull()) && !jsonObj.get("slug").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `slug` to be a primitive type in the JSON string but got `%s`", jsonObj.get("slug").toString()));
+      }
+      if ((jsonObj.get("password") != null && !jsonObj.get("password").isJsonNull()) && !jsonObj.get("password").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `password` to be a primitive type in the JSON string but got `%s`", jsonObj.get("password").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!Application.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'Application' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<Application> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(Application.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<Application>() {
+           @Override
+           public void write(JsonWriter out, Application value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public Application read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of Application given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of Application
+   * @throws IOException if the JSON string is invalid with respect to Application
+   */
+  public static Application fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, Application.class);
+  }
+
+  /**
+   * Convert an instance of Application to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/ApplicationType.java

@@ -0,0 +1,78 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.annotations.SerializedName;
+
+import java.io.IOException;
+import com.google.gson.TypeAdapter;
+import com.google.gson.JsonElement;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+
+/**
+ * Gets or Sets ApplicationType
+ */
+@JsonAdapter(ApplicationType.Adapter.class)
+public enum ApplicationType {
+  
+  APPLICATION("application"),
+  
+  GAME("game");
+
+  private String value;
+
+  ApplicationType(String value) {
+    this.value = value;
+  }
+
+  public String getValue() {
+    return value;
+  }
+
+  @Override
+  public String toString() {
+    return String.valueOf(value);
+  }
+
+  public static ApplicationType fromValue(String value) {
+    for (ApplicationType b : ApplicationType.values()) {
+      if (b.value.equals(value)) {
+        return b;
+      }
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
+  }
+
+  public static class Adapter extends TypeAdapter<ApplicationType> {
+    @Override
+    public void write(final JsonWriter jsonWriter, final ApplicationType enumeration) throws IOException {
+      jsonWriter.value(enumeration.getValue());
+    }
+
+    @Override
+    public ApplicationType read(final JsonReader jsonReader) throws IOException {
+      String value = jsonReader.nextString();
+      return ApplicationType.fromValue(value);
+    }
+  }
+
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+    String value = jsonElement.getAsString();
+    ApplicationType.fromValue(value);
+  }
+}
+

src/main/java/com/tribufu/generated/models/AuthorizeRequest.java

@@ -0,0 +1,402 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import com.tribufu.generated.models.CodeChallengeMethod;
+import com.tribufu.generated.models.ResponseType;
+import java.io.IOException;
+import java.util.Arrays;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * AuthorizeRequest
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class AuthorizeRequest {
+  public static final String SERIALIZED_NAME_RESPONSE_TYPE = "response_type";
+  @SerializedName(SERIALIZED_NAME_RESPONSE_TYPE)
+  @javax.annotation.Nullable
+  private ResponseType responseType;
+
+  public static final String SERIALIZED_NAME_CLIENT_ID = "client_id";
+  @SerializedName(SERIALIZED_NAME_CLIENT_ID)
+  @javax.annotation.Nullable
+  private String clientId;
+
+  public static final String SERIALIZED_NAME_CODE_CHALLENGE = "code_challenge";
+  @SerializedName(SERIALIZED_NAME_CODE_CHALLENGE)
+  @javax.annotation.Nullable
+  private String codeChallenge;
+
+  public static final String SERIALIZED_NAME_CODE_CHALLENGE_METHOD = "code_challenge_method";
+  @SerializedName(SERIALIZED_NAME_CODE_CHALLENGE_METHOD)
+  @javax.annotation.Nullable
+  private CodeChallengeMethod codeChallengeMethod;
+
+  public static final String SERIALIZED_NAME_REDIRECT_URI = "redirect_uri";
+  @SerializedName(SERIALIZED_NAME_REDIRECT_URI)
+  @javax.annotation.Nullable
+  private String redirectUri;
+
+  public static final String SERIALIZED_NAME_SCOPE = "scope";
+  @SerializedName(SERIALIZED_NAME_SCOPE)
+  @javax.annotation.Nullable
+  private String scope;
+
+  public static final String SERIALIZED_NAME_STATE = "state";
+  @SerializedName(SERIALIZED_NAME_STATE)
+  @javax.annotation.Nullable
+  private String state;
+
+  public AuthorizeRequest() {
+  }
+
+  public AuthorizeRequest responseType(@javax.annotation.Nullable ResponseType responseType) {
+    this.responseType = responseType;
+    return this;
+  }
+
+  /**
+   * Get responseType
+   * @return responseType
+   */
+  @javax.annotation.Nullable
+  public ResponseType getResponseType() {
+    return responseType;
+  }
+
+  public void setResponseType(@javax.annotation.Nullable ResponseType responseType) {
+    this.responseType = responseType;
+  }
+
+
+  public AuthorizeRequest clientId(@javax.annotation.Nullable String clientId) {
+    this.clientId = clientId;
+    return this;
+  }
+
+  /**
+   * Get clientId
+   * @return clientId
+   */
+  @javax.annotation.Nullable
+  public String getClientId() {
+    return clientId;
+  }
+
+  public void setClientId(@javax.annotation.Nullable String clientId) {
+    this.clientId = clientId;
+  }
+
+
+  public AuthorizeRequest codeChallenge(@javax.annotation.Nullable String codeChallenge) {
+    this.codeChallenge = codeChallenge;
+    return this;
+  }
+
+  /**
+   * Get codeChallenge
+   * @return codeChallenge
+   */
+  @javax.annotation.Nullable
+  public String getCodeChallenge() {
+    return codeChallenge;
+  }
+
+  public void setCodeChallenge(@javax.annotation.Nullable String codeChallenge) {
+    this.codeChallenge = codeChallenge;
+  }
+
+
+  public AuthorizeRequest codeChallengeMethod(@javax.annotation.Nullable CodeChallengeMethod codeChallengeMethod) {
+    this.codeChallengeMethod = codeChallengeMethod;
+    return this;
+  }
+
+  /**
+   * Get codeChallengeMethod
+   * @return codeChallengeMethod
+   */
+  @javax.annotation.Nullable
+  public CodeChallengeMethod getCodeChallengeMethod() {
+    return codeChallengeMethod;
+  }
+
+  public void setCodeChallengeMethod(@javax.annotation.Nullable CodeChallengeMethod codeChallengeMethod) {
+    this.codeChallengeMethod = codeChallengeMethod;
+  }
+
+
+  public AuthorizeRequest redirectUri(@javax.annotation.Nullable String redirectUri) {
+    this.redirectUri = redirectUri;
+    return this;
+  }
+
+  /**
+   * Get redirectUri
+   * @return redirectUri
+   */
+  @javax.annotation.Nullable
+  public String getRedirectUri() {
+    return redirectUri;
+  }
+
+  public void setRedirectUri(@javax.annotation.Nullable String redirectUri) {
+    this.redirectUri = redirectUri;
+  }
+
+
+  public AuthorizeRequest scope(@javax.annotation.Nullable String scope) {
+    this.scope = scope;
+    return this;
+  }
+
+  /**
+   * Get scope
+   * @return scope
+   */
+  @javax.annotation.Nullable
+  public String getScope() {
+    return scope;
+  }
+
+  public void setScope(@javax.annotation.Nullable String scope) {
+    this.scope = scope;
+  }
+
+
+  public AuthorizeRequest state(@javax.annotation.Nullable String state) {
+    this.state = state;
+    return this;
+  }
+
+  /**
+   * Get state
+   * @return state
+   */
+  @javax.annotation.Nullable
+  public String getState() {
+    return state;
+  }
+
+  public void setState(@javax.annotation.Nullable String state) {
+    this.state = state;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    AuthorizeRequest authorizeRequest = (AuthorizeRequest) o;
+    return Objects.equals(this.responseType, authorizeRequest.responseType) &&
+        Objects.equals(this.clientId, authorizeRequest.clientId) &&
+        Objects.equals(this.codeChallenge, authorizeRequest.codeChallenge) &&
+        Objects.equals(this.codeChallengeMethod, authorizeRequest.codeChallengeMethod) &&
+        Objects.equals(this.redirectUri, authorizeRequest.redirectUri) &&
+        Objects.equals(this.scope, authorizeRequest.scope) &&
+        Objects.equals(this.state, authorizeRequest.state);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(responseType, clientId, codeChallenge, codeChallengeMethod, redirectUri, scope, state);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class AuthorizeRequest {\n");
+    sb.append("    responseType: ").append(toIndentedString(responseType)).append("\n");
+    sb.append("    clientId: ").append(toIndentedString(clientId)).append("\n");
+    sb.append("    codeChallenge: ").append(toIndentedString(codeChallenge)).append("\n");
+    sb.append("    codeChallengeMethod: ").append(toIndentedString(codeChallengeMethod)).append("\n");
+    sb.append("    redirectUri: ").append(toIndentedString(redirectUri)).append("\n");
+    sb.append("    scope: ").append(toIndentedString(scope)).append("\n");
+    sb.append("    state: ").append(toIndentedString(state)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("response_type");
+    openapiFields.add("client_id");
+    openapiFields.add("code_challenge");
+    openapiFields.add("code_challenge_method");
+    openapiFields.add("redirect_uri");
+    openapiFields.add("scope");
+    openapiFields.add("state");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to AuthorizeRequest
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!AuthorizeRequest.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in AuthorizeRequest is not found in the empty JSON string", AuthorizeRequest.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!AuthorizeRequest.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `AuthorizeRequest` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      // validate the optional field `response_type`
+      if (jsonObj.get("response_type") != null && !jsonObj.get("response_type").isJsonNull()) {
+        ResponseType.validateJsonElement(jsonObj.get("response_type"));
+      }
+      if ((jsonObj.get("client_id") != null && !jsonObj.get("client_id").isJsonNull()) && !jsonObj.get("client_id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `client_id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("client_id").toString()));
+      }
+      if ((jsonObj.get("code_challenge") != null && !jsonObj.get("code_challenge").isJsonNull()) && !jsonObj.get("code_challenge").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `code_challenge` to be a primitive type in the JSON string but got `%s`", jsonObj.get("code_challenge").toString()));
+      }
+      // validate the optional field `code_challenge_method`
+      if (jsonObj.get("code_challenge_method") != null && !jsonObj.get("code_challenge_method").isJsonNull()) {
+        CodeChallengeMethod.validateJsonElement(jsonObj.get("code_challenge_method"));
+      }
+      if ((jsonObj.get("redirect_uri") != null && !jsonObj.get("redirect_uri").isJsonNull()) && !jsonObj.get("redirect_uri").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `redirect_uri` to be a primitive type in the JSON string but got `%s`", jsonObj.get("redirect_uri").toString()));
+      }
+      if ((jsonObj.get("scope") != null && !jsonObj.get("scope").isJsonNull()) && !jsonObj.get("scope").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `scope` to be a primitive type in the JSON string but got `%s`", jsonObj.get("scope").toString()));
+      }
+      if ((jsonObj.get("state") != null && !jsonObj.get("state").isJsonNull()) && !jsonObj.get("state").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `state` to be a primitive type in the JSON string but got `%s`", jsonObj.get("state").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!AuthorizeRequest.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'AuthorizeRequest' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<AuthorizeRequest> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(AuthorizeRequest.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<AuthorizeRequest>() {
+           @Override
+           public void write(JsonWriter out, AuthorizeRequest value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public AuthorizeRequest read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of AuthorizeRequest given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of AuthorizeRequest
+   * @throws IOException if the JSON string is invalid with respect to AuthorizeRequest
+   */
+  public static AuthorizeRequest fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, AuthorizeRequest.class);
+  }
+
+  /**
+   * Convert an instance of AuthorizeRequest to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/CodeChallengeMethod.java

@@ -0,0 +1,78 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.annotations.SerializedName;
+
+import java.io.IOException;
+import com.google.gson.TypeAdapter;
+import com.google.gson.JsonElement;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+
+/**
+ * Gets or Sets CodeChallengeMethod
+ */
+@JsonAdapter(CodeChallengeMethod.Adapter.class)
+public enum CodeChallengeMethod {
+  
+  PLAIN("plain"),
+  
+  S256("S256");
+
+  private String value;
+
+  CodeChallengeMethod(String value) {
+    this.value = value;
+  }
+
+  public String getValue() {
+    return value;
+  }
+
+  @Override
+  public String toString() {
+    return String.valueOf(value);
+  }
+
+  public static CodeChallengeMethod fromValue(String value) {
+    for (CodeChallengeMethod b : CodeChallengeMethod.values()) {
+      if (b.value.equals(value)) {
+        return b;
+      }
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
+  }
+
+  public static class Adapter extends TypeAdapter<CodeChallengeMethod> {
+    @Override
+    public void write(final JsonWriter jsonWriter, final CodeChallengeMethod enumeration) throws IOException {
+      jsonWriter.value(enumeration.getValue());
+    }
+
+    @Override
+    public CodeChallengeMethod read(final JsonReader jsonReader) throws IOException {
+      String value = jsonReader.nextString();
+      return CodeChallengeMethod.fromValue(value);
+    }
+  }
+
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+    String value = jsonElement.getAsString();
+    CodeChallengeMethod.fromValue(value);
+  }
+}
+

src/main/java/com/tribufu/generated/models/CryptoViewModel.java

@@ -0,0 +1,248 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+import java.util.Arrays;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * CryptoViewModel
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class CryptoViewModel {
+  public static final String SERIALIZED_NAME_ENCODED = "encoded";
+  @SerializedName(SERIALIZED_NAME_ENCODED)
+  @javax.annotation.Nullable
+  private String encoded;
+
+  public static final String SERIALIZED_NAME_DECODED = "decoded";
+  @SerializedName(SERIALIZED_NAME_DECODED)
+  @javax.annotation.Nullable
+  private String decoded;
+
+  public CryptoViewModel() {
+  }
+
+  public CryptoViewModel encoded(@javax.annotation.Nullable String encoded) {
+    this.encoded = encoded;
+    return this;
+  }
+
+  /**
+   * Get encoded
+   * @return encoded
+   */
+  @javax.annotation.Nullable
+  public String getEncoded() {
+    return encoded;
+  }
+
+  public void setEncoded(@javax.annotation.Nullable String encoded) {
+    this.encoded = encoded;
+  }
+
+
+  public CryptoViewModel decoded(@javax.annotation.Nullable String decoded) {
+    this.decoded = decoded;
+    return this;
+  }
+
+  /**
+   * Get decoded
+   * @return decoded
+   */
+  @javax.annotation.Nullable
+  public String getDecoded() {
+    return decoded;
+  }
+
+  public void setDecoded(@javax.annotation.Nullable String decoded) {
+    this.decoded = decoded;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    CryptoViewModel cryptoViewModel = (CryptoViewModel) o;
+    return Objects.equals(this.encoded, cryptoViewModel.encoded) &&
+        Objects.equals(this.decoded, cryptoViewModel.decoded);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(encoded, decoded);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class CryptoViewModel {\n");
+    sb.append("    encoded: ").append(toIndentedString(encoded)).append("\n");
+    sb.append("    decoded: ").append(toIndentedString(decoded)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("encoded");
+    openapiFields.add("decoded");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to CryptoViewModel
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!CryptoViewModel.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in CryptoViewModel is not found in the empty JSON string", CryptoViewModel.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!CryptoViewModel.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `CryptoViewModel` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("encoded") != null && !jsonObj.get("encoded").isJsonNull()) && !jsonObj.get("encoded").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `encoded` to be a primitive type in the JSON string but got `%s`", jsonObj.get("encoded").toString()));
+      }
+      if ((jsonObj.get("decoded") != null && !jsonObj.get("decoded").isJsonNull()) && !jsonObj.get("decoded").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `decoded` to be a primitive type in the JSON string but got `%s`", jsonObj.get("decoded").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!CryptoViewModel.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'CryptoViewModel' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<CryptoViewModel> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(CryptoViewModel.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<CryptoViewModel>() {
+           @Override
+           public void write(JsonWriter out, CryptoViewModel value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public CryptoViewModel read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of CryptoViewModel given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of CryptoViewModel
+   * @throws IOException if the JSON string is invalid with respect to CryptoViewModel
+   */
+  public static CryptoViewModel fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, CryptoViewModel.class);
+  }
+
+  /**
+   * Convert an instance of CryptoViewModel to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/GameServerCluster.java

@@ -0,0 +1,598 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+import java.net.URI;
+import java.time.OffsetDateTime;
+import java.util.Arrays;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * GameServerCluster
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class GameServerCluster {
+  public static final String SERIALIZED_NAME_ID = "id";
+  @SerializedName(SERIALIZED_NAME_ID)
+  @javax.annotation.Nullable
+  private String id;
+
+  public static final String SERIALIZED_NAME_NAME = "name";
+  @SerializedName(SERIALIZED_NAME_NAME)
+  @javax.annotation.Nullable
+  private String name;
+
+  public static final String SERIALIZED_NAME_DESCRIPTION = "description";
+  @SerializedName(SERIALIZED_NAME_DESCRIPTION)
+  @javax.annotation.Nullable
+  private String description;
+
+  public static final String SERIALIZED_NAME_GAME_ID = "game_id";
+  @SerializedName(SERIALIZED_NAME_GAME_ID)
+  @javax.annotation.Nullable
+  private String gameId;
+
+  public static final String SERIALIZED_NAME_WEBSITE_URL = "website_url";
+  @SerializedName(SERIALIZED_NAME_WEBSITE_URL)
+  @javax.annotation.Nullable
+  private String websiteUrl;
+
+  public static final String SERIALIZED_NAME_BANNER_URL = "banner_url";
+  @SerializedName(SERIALIZED_NAME_BANNER_URL)
+  @javax.annotation.Nullable
+  private URI bannerUrl;
+
+  public static final String SERIALIZED_NAME_OWNER_ID = "owner_id";
+  @SerializedName(SERIALIZED_NAME_OWNER_ID)
+  @javax.annotation.Nullable
+  private String ownerId;
+
+  public static final String SERIALIZED_NAME_DISCORD_SERVER_ID = "discord_server_id";
+  @SerializedName(SERIALIZED_NAME_DISCORD_SERVER_ID)
+  @javax.annotation.Nullable
+  private String discordServerId;
+
+  public static final String SERIALIZED_NAME_YOUTUBE_VIDEO_URL = "youtube_video_url";
+  @SerializedName(SERIALIZED_NAME_YOUTUBE_VIDEO_URL)
+  @javax.annotation.Nullable
+  private String youtubeVideoUrl;
+
+  public static final String SERIALIZED_NAME_TAGS = "tags";
+  @SerializedName(SERIALIZED_NAME_TAGS)
+  @javax.annotation.Nullable
+  private String tags;
+
+  public static final String SERIALIZED_NAME_COMMENT_COUNT = "comment_count";
+  @SerializedName(SERIALIZED_NAME_COMMENT_COUNT)
+  @javax.annotation.Nullable
+  private Integer commentCount;
+
+  public static final String SERIALIZED_NAME_SERVER_COUNT = "server_count";
+  @SerializedName(SERIALIZED_NAME_SERVER_COUNT)
+  @javax.annotation.Nullable
+  private Integer serverCount;
+
+  public static final String SERIALIZED_NAME_CREATED = "created";
+  @SerializedName(SERIALIZED_NAME_CREATED)
+  @javax.annotation.Nullable
+  private OffsetDateTime created;
+
+  public static final String SERIALIZED_NAME_UPDATED = "updated";
+  @SerializedName(SERIALIZED_NAME_UPDATED)
+  @javax.annotation.Nullable
+  private OffsetDateTime updated;
+
+  public GameServerCluster() {
+  }
+
+  public GameServerCluster id(@javax.annotation.Nullable String id) {
+    this.id = id;
+    return this;
+  }
+
+  /**
+   * Get id
+   * @return id
+   */
+  @javax.annotation.Nullable
+  public String getId() {
+    return id;
+  }
+
+  public void setId(@javax.annotation.Nullable String id) {
+    this.id = id;
+  }
+
+
+  public GameServerCluster name(@javax.annotation.Nullable String name) {
+    this.name = name;
+    return this;
+  }
+
+  /**
+   * Get name
+   * @return name
+   */
+  @javax.annotation.Nullable
+  public String getName() {
+    return name;
+  }
+
+  public void setName(@javax.annotation.Nullable String name) {
+    this.name = name;
+  }
+
+
+  public GameServerCluster description(@javax.annotation.Nullable String description) {
+    this.description = description;
+    return this;
+  }
+
+  /**
+   * Get description
+   * @return description
+   */
+  @javax.annotation.Nullable
+  public String getDescription() {
+    return description;
+  }
+
+  public void setDescription(@javax.annotation.Nullable String description) {
+    this.description = description;
+  }
+
+
+  public GameServerCluster gameId(@javax.annotation.Nullable String gameId) {
+    this.gameId = gameId;
+    return this;
+  }
+
+  /**
+   * Get gameId
+   * @return gameId
+   */
+  @javax.annotation.Nullable
+  public String getGameId() {
+    return gameId;
+  }
+
+  public void setGameId(@javax.annotation.Nullable String gameId) {
+    this.gameId = gameId;
+  }
+
+
+  public GameServerCluster websiteUrl(@javax.annotation.Nullable String websiteUrl) {
+    this.websiteUrl = websiteUrl;
+    return this;
+  }
+
+  /**
+   * Get websiteUrl
+   * @return websiteUrl
+   */
+  @javax.annotation.Nullable
+  public String getWebsiteUrl() {
+    return websiteUrl;
+  }
+
+  public void setWebsiteUrl(@javax.annotation.Nullable String websiteUrl) {
+    this.websiteUrl = websiteUrl;
+  }
+
+
+  public GameServerCluster bannerUrl(@javax.annotation.Nullable URI bannerUrl) {
+    this.bannerUrl = bannerUrl;
+    return this;
+  }
+
+  /**
+   * Get bannerUrl
+   * @return bannerUrl
+   */
+  @javax.annotation.Nullable
+  public URI getBannerUrl() {
+    return bannerUrl;
+  }
+
+  public void setBannerUrl(@javax.annotation.Nullable URI bannerUrl) {
+    this.bannerUrl = bannerUrl;
+  }
+
+
+  public GameServerCluster ownerId(@javax.annotation.Nullable String ownerId) {
+    this.ownerId = ownerId;
+    return this;
+  }
+
+  /**
+   * Get ownerId
+   * @return ownerId
+   */
+  @javax.annotation.Nullable
+  public String getOwnerId() {
+    return ownerId;
+  }
+
+  public void setOwnerId(@javax.annotation.Nullable String ownerId) {
+    this.ownerId = ownerId;
+  }
+
+
+  public GameServerCluster discordServerId(@javax.annotation.Nullable String discordServerId) {
+    this.discordServerId = discordServerId;
+    return this;
+  }
+
+  /**
+   * Get discordServerId
+   * @return discordServerId
+   */
+  @javax.annotation.Nullable
+  public String getDiscordServerId() {
+    return discordServerId;
+  }
+
+  public void setDiscordServerId(@javax.annotation.Nullable String discordServerId) {
+    this.discordServerId = discordServerId;
+  }
+
+
+  public GameServerCluster youtubeVideoUrl(@javax.annotation.Nullable String youtubeVideoUrl) {
+    this.youtubeVideoUrl = youtubeVideoUrl;
+    return this;
+  }
+
+  /**
+   * Get youtubeVideoUrl
+   * @return youtubeVideoUrl
+   */
+  @javax.annotation.Nullable
+  public String getYoutubeVideoUrl() {
+    return youtubeVideoUrl;
+  }
+
+  public void setYoutubeVideoUrl(@javax.annotation.Nullable String youtubeVideoUrl) {
+    this.youtubeVideoUrl = youtubeVideoUrl;
+  }
+
+
+  public GameServerCluster tags(@javax.annotation.Nullable String tags) {
+    this.tags = tags;
+    return this;
+  }
+
+  /**
+   * Get tags
+   * @return tags
+   */
+  @javax.annotation.Nullable
+  public String getTags() {
+    return tags;
+  }
+
+  public void setTags(@javax.annotation.Nullable String tags) {
+    this.tags = tags;
+  }
+
+
+  public GameServerCluster commentCount(@javax.annotation.Nullable Integer commentCount) {
+    this.commentCount = commentCount;
+    return this;
+  }
+
+  /**
+   * Get commentCount
+   * @return commentCount
+   */
+  @javax.annotation.Nullable
+  public Integer getCommentCount() {
+    return commentCount;
+  }
+
+  public void setCommentCount(@javax.annotation.Nullable Integer commentCount) {
+    this.commentCount = commentCount;
+  }
+
+
+  public GameServerCluster serverCount(@javax.annotation.Nullable Integer serverCount) {
+    this.serverCount = serverCount;
+    return this;
+  }
+
+  /**
+   * Get serverCount
+   * @return serverCount
+   */
+  @javax.annotation.Nullable
+  public Integer getServerCount() {
+    return serverCount;
+  }
+
+  public void setServerCount(@javax.annotation.Nullable Integer serverCount) {
+    this.serverCount = serverCount;
+  }
+
+
+  public GameServerCluster created(@javax.annotation.Nullable OffsetDateTime created) {
+    this.created = created;
+    return this;
+  }
+
+  /**
+   * Get created
+   * @return created
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getCreated() {
+    return created;
+  }
+
+  public void setCreated(@javax.annotation.Nullable OffsetDateTime created) {
+    this.created = created;
+  }
+
+
+  public GameServerCluster updated(@javax.annotation.Nullable OffsetDateTime updated) {
+    this.updated = updated;
+    return this;
+  }
+
+  /**
+   * Get updated
+   * @return updated
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getUpdated() {
+    return updated;
+  }
+
+  public void setUpdated(@javax.annotation.Nullable OffsetDateTime updated) {
+    this.updated = updated;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    GameServerCluster gameServerCluster = (GameServerCluster) o;
+    return Objects.equals(this.id, gameServerCluster.id) &&
+        Objects.equals(this.name, gameServerCluster.name) &&
+        Objects.equals(this.description, gameServerCluster.description) &&
+        Objects.equals(this.gameId, gameServerCluster.gameId) &&
+        Objects.equals(this.websiteUrl, gameServerCluster.websiteUrl) &&
+        Objects.equals(this.bannerUrl, gameServerCluster.bannerUrl) &&
+        Objects.equals(this.ownerId, gameServerCluster.ownerId) &&
+        Objects.equals(this.discordServerId, gameServerCluster.discordServerId) &&
+        Objects.equals(this.youtubeVideoUrl, gameServerCluster.youtubeVideoUrl) &&
+        Objects.equals(this.tags, gameServerCluster.tags) &&
+        Objects.equals(this.commentCount, gameServerCluster.commentCount) &&
+        Objects.equals(this.serverCount, gameServerCluster.serverCount) &&
+        Objects.equals(this.created, gameServerCluster.created) &&
+        Objects.equals(this.updated, gameServerCluster.updated);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(id, name, description, gameId, websiteUrl, bannerUrl, ownerId, discordServerId, youtubeVideoUrl, tags, commentCount, serverCount, created, updated);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class GameServerCluster {\n");
+    sb.append("    id: ").append(toIndentedString(id)).append("\n");
+    sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    sb.append("    description: ").append(toIndentedString(description)).append("\n");
+    sb.append("    gameId: ").append(toIndentedString(gameId)).append("\n");
+    sb.append("    websiteUrl: ").append(toIndentedString(websiteUrl)).append("\n");
+    sb.append("    bannerUrl: ").append(toIndentedString(bannerUrl)).append("\n");
+    sb.append("    ownerId: ").append(toIndentedString(ownerId)).append("\n");
+    sb.append("    discordServerId: ").append(toIndentedString(discordServerId)).append("\n");
+    sb.append("    youtubeVideoUrl: ").append(toIndentedString(youtubeVideoUrl)).append("\n");
+    sb.append("    tags: ").append(toIndentedString(tags)).append("\n");
+    sb.append("    commentCount: ").append(toIndentedString(commentCount)).append("\n");
+    sb.append("    serverCount: ").append(toIndentedString(serverCount)).append("\n");
+    sb.append("    created: ").append(toIndentedString(created)).append("\n");
+    sb.append("    updated: ").append(toIndentedString(updated)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("id");
+    openapiFields.add("name");
+    openapiFields.add("description");
+    openapiFields.add("game_id");
+    openapiFields.add("website_url");
+    openapiFields.add("banner_url");
+    openapiFields.add("owner_id");
+    openapiFields.add("discord_server_id");
+    openapiFields.add("youtube_video_url");
+    openapiFields.add("tags");
+    openapiFields.add("comment_count");
+    openapiFields.add("server_count");
+    openapiFields.add("created");
+    openapiFields.add("updated");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to GameServerCluster
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!GameServerCluster.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in GameServerCluster is not found in the empty JSON string", GameServerCluster.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!GameServerCluster.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `GameServerCluster` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("id") != null && !jsonObj.get("id").isJsonNull()) && !jsonObj.get("id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("id").toString()));
+      }
+      if ((jsonObj.get("name") != null && !jsonObj.get("name").isJsonNull()) && !jsonObj.get("name").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `name` to be a primitive type in the JSON string but got `%s`", jsonObj.get("name").toString()));
+      }
+      if ((jsonObj.get("description") != null && !jsonObj.get("description").isJsonNull()) && !jsonObj.get("description").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `description` to be a primitive type in the JSON string but got `%s`", jsonObj.get("description").toString()));
+      }
+      if ((jsonObj.get("game_id") != null && !jsonObj.get("game_id").isJsonNull()) && !jsonObj.get("game_id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `game_id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("game_id").toString()));
+      }
+      if ((jsonObj.get("website_url") != null && !jsonObj.get("website_url").isJsonNull()) && !jsonObj.get("website_url").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `website_url` to be a primitive type in the JSON string but got `%s`", jsonObj.get("website_url").toString()));
+      }
+      if ((jsonObj.get("banner_url") != null && !jsonObj.get("banner_url").isJsonNull()) && !jsonObj.get("banner_url").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `banner_url` to be a primitive type in the JSON string but got `%s`", jsonObj.get("banner_url").toString()));
+      }
+      if ((jsonObj.get("owner_id") != null && !jsonObj.get("owner_id").isJsonNull()) && !jsonObj.get("owner_id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `owner_id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("owner_id").toString()));
+      }
+      if ((jsonObj.get("discord_server_id") != null && !jsonObj.get("discord_server_id").isJsonNull()) && !jsonObj.get("discord_server_id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `discord_server_id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("discord_server_id").toString()));
+      }
+      if ((jsonObj.get("youtube_video_url") != null && !jsonObj.get("youtube_video_url").isJsonNull()) && !jsonObj.get("youtube_video_url").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `youtube_video_url` to be a primitive type in the JSON string but got `%s`", jsonObj.get("youtube_video_url").toString()));
+      }
+      if ((jsonObj.get("tags") != null && !jsonObj.get("tags").isJsonNull()) && !jsonObj.get("tags").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `tags` to be a primitive type in the JSON string but got `%s`", jsonObj.get("tags").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!GameServerCluster.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'GameServerCluster' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<GameServerCluster> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(GameServerCluster.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<GameServerCluster>() {
+           @Override
+           public void write(JsonWriter out, GameServerCluster value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public GameServerCluster read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of GameServerCluster given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of GameServerCluster
+   * @throws IOException if the JSON string is invalid with respect to GameServerCluster
+   */
+  public static GameServerCluster fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, GameServerCluster.class);
+  }
+
+  /**
+   * Convert an instance of GameServerCluster to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/GrantType.java

@@ -0,0 +1,82 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.annotations.SerializedName;
+
+import java.io.IOException;
+import com.google.gson.TypeAdapter;
+import com.google.gson.JsonElement;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+
+/**
+ * Gets or Sets GrantType
+ */
+@JsonAdapter(GrantType.Adapter.class)
+public enum GrantType {
+  
+  AUTHORIZATION_CODE("authorization_code"),
+  
+  CLIENT_CREDENTIALS("client_credentials"),
+  
+  PASSWORD("password"),
+  
+  REFRESH_TOKEN("refresh_token");
+
+  private String value;
+
+  GrantType(String value) {
+    this.value = value;
+  }
+
+  public String getValue() {
+    return value;
+  }
+
+  @Override
+  public String toString() {
+    return String.valueOf(value);
+  }
+
+  public static GrantType fromValue(String value) {
+    for (GrantType b : GrantType.values()) {
+      if (b.value.equals(value)) {
+        return b;
+      }
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
+  }
+
+  public static class Adapter extends TypeAdapter<GrantType> {
+    @Override
+    public void write(final JsonWriter jsonWriter, final GrantType enumeration) throws IOException {
+      jsonWriter.value(enumeration.getValue());
+    }
+
+    @Override
+    public GrantType read(final JsonReader jsonReader) throws IOException {
+      String value = jsonReader.nextString();
+      return GrantType.fromValue(value);
+    }
+  }
+
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+    String value = jsonElement.getAsString();
+    GrantType.fromValue(value);
+  }
+}
+

src/main/java/com/tribufu/generated/models/Group.java

@@ -0,0 +1,646 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+import java.time.OffsetDateTime;
+import java.util.Arrays;
+import java.util.UUID;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * Group
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class Group {
+  public static final String SERIALIZED_NAME_ID = "id";
+  @SerializedName(SERIALIZED_NAME_ID)
+  @javax.annotation.Nullable
+  private String id;
+
+  public static final String SERIALIZED_NAME_UUID = "uuid";
+  @SerializedName(SERIALIZED_NAME_UUID)
+  @javax.annotation.Nullable
+  private UUID uuid;
+
+  public static final String SERIALIZED_NAME_NAME = "name";
+  @SerializedName(SERIALIZED_NAME_NAME)
+  @javax.annotation.Nullable
+  private String name;
+
+  public static final String SERIALIZED_NAME_TAG = "tag";
+  @SerializedName(SERIALIZED_NAME_TAG)
+  @javax.annotation.Nullable
+  private String tag;
+
+  public static final String SERIALIZED_NAME_DESCRIPTION = "description";
+  @SerializedName(SERIALIZED_NAME_DESCRIPTION)
+  @javax.annotation.Nullable
+  private String description;
+
+  public static final String SERIALIZED_NAME_TYPE = "type";
+  @SerializedName(SERIALIZED_NAME_TYPE)
+  @javax.annotation.Nullable
+  private Integer type;
+
+  public static final String SERIALIZED_NAME_PRIVACY = "privacy";
+  @SerializedName(SERIALIZED_NAME_PRIVACY)
+  @javax.annotation.Nullable
+  private Integer privacy;
+
+  public static final String SERIALIZED_NAME_OWNER_ID = "owner_id";
+  @SerializedName(SERIALIZED_NAME_OWNER_ID)
+  @javax.annotation.Nullable
+  private String ownerId;
+
+  public static final String SERIALIZED_NAME_VERIFIED = "verified";
+  @SerializedName(SERIALIZED_NAME_VERIFIED)
+  @javax.annotation.Nullable
+  private Boolean verified;
+
+  public static final String SERIALIZED_NAME_PHOTO_URL = "photo_url";
+  @SerializedName(SERIALIZED_NAME_PHOTO_URL)
+  @javax.annotation.Nullable
+  private String photoUrl;
+
+  public static final String SERIALIZED_NAME_BANNER_URL = "banner_url";
+  @SerializedName(SERIALIZED_NAME_BANNER_URL)
+  @javax.annotation.Nullable
+  private String bannerUrl;
+
+  public static final String SERIALIZED_NAME_MEMBER_COUNT = "member_count";
+  @SerializedName(SERIALIZED_NAME_MEMBER_COUNT)
+  @javax.annotation.Nullable
+  private Integer memberCount;
+
+  public static final String SERIALIZED_NAME_FOLLOWER_COUNT = "follower_count";
+  @SerializedName(SERIALIZED_NAME_FOLLOWER_COUNT)
+  @javax.annotation.Nullable
+  private Integer followerCount;
+
+  public static final String SERIALIZED_NAME_VIEW_COUNT = "view_count";
+  @SerializedName(SERIALIZED_NAME_VIEW_COUNT)
+  @javax.annotation.Nullable
+  private Integer viewCount;
+
+  public static final String SERIALIZED_NAME_CREATED = "created";
+  @SerializedName(SERIALIZED_NAME_CREATED)
+  @javax.annotation.Nullable
+  private OffsetDateTime created;
+
+  public static final String SERIALIZED_NAME_UPDATED = "updated";
+  @SerializedName(SERIALIZED_NAME_UPDATED)
+  @javax.annotation.Nullable
+  private OffsetDateTime updated;
+
+  public Group() {
+  }
+
+  public Group id(@javax.annotation.Nullable String id) {
+    this.id = id;
+    return this;
+  }
+
+  /**
+   * Get id
+   * @return id
+   */
+  @javax.annotation.Nullable
+  public String getId() {
+    return id;
+  }
+
+  public void setId(@javax.annotation.Nullable String id) {
+    this.id = id;
+  }
+
+
+  public Group uuid(@javax.annotation.Nullable UUID uuid) {
+    this.uuid = uuid;
+    return this;
+  }
+
+  /**
+   * Get uuid
+   * @return uuid
+   */
+  @javax.annotation.Nullable
+  public UUID getUuid() {
+    return uuid;
+  }
+
+  public void setUuid(@javax.annotation.Nullable UUID uuid) {
+    this.uuid = uuid;
+  }
+
+
+  public Group name(@javax.annotation.Nullable String name) {
+    this.name = name;
+    return this;
+  }
+
+  /**
+   * Get name
+   * @return name
+   */
+  @javax.annotation.Nullable
+  public String getName() {
+    return name;
+  }
+
+  public void setName(@javax.annotation.Nullable String name) {
+    this.name = name;
+  }
+
+
+  public Group tag(@javax.annotation.Nullable String tag) {
+    this.tag = tag;
+    return this;
+  }
+
+  /**
+   * Get tag
+   * @return tag
+   */
+  @javax.annotation.Nullable
+  public String getTag() {
+    return tag;
+  }
+
+  public void setTag(@javax.annotation.Nullable String tag) {
+    this.tag = tag;
+  }
+
+
+  public Group description(@javax.annotation.Nullable String description) {
+    this.description = description;
+    return this;
+  }
+
+  /**
+   * Get description
+   * @return description
+   */
+  @javax.annotation.Nullable
+  public String getDescription() {
+    return description;
+  }
+
+  public void setDescription(@javax.annotation.Nullable String description) {
+    this.description = description;
+  }
+
+
+  public Group type(@javax.annotation.Nullable Integer type) {
+    this.type = type;
+    return this;
+  }
+
+  /**
+   * Get type
+   * @return type
+   */
+  @javax.annotation.Nullable
+  public Integer getType() {
+    return type;
+  }
+
+  public void setType(@javax.annotation.Nullable Integer type) {
+    this.type = type;
+  }
+
+
+  public Group privacy(@javax.annotation.Nullable Integer privacy) {
+    this.privacy = privacy;
+    return this;
+  }
+
+  /**
+   * Get privacy
+   * @return privacy
+   */
+  @javax.annotation.Nullable
+  public Integer getPrivacy() {
+    return privacy;
+  }
+
+  public void setPrivacy(@javax.annotation.Nullable Integer privacy) {
+    this.privacy = privacy;
+  }
+
+
+  public Group ownerId(@javax.annotation.Nullable String ownerId) {
+    this.ownerId = ownerId;
+    return this;
+  }
+
+  /**
+   * Get ownerId
+   * @return ownerId
+   */
+  @javax.annotation.Nullable
+  public String getOwnerId() {
+    return ownerId;
+  }
+
+  public void setOwnerId(@javax.annotation.Nullable String ownerId) {
+    this.ownerId = ownerId;
+  }
+
+
+  public Group verified(@javax.annotation.Nullable Boolean verified) {
+    this.verified = verified;
+    return this;
+  }
+
+  /**
+   * Get verified
+   * @return verified
+   */
+  @javax.annotation.Nullable
+  public Boolean getVerified() {
+    return verified;
+  }
+
+  public void setVerified(@javax.annotation.Nullable Boolean verified) {
+    this.verified = verified;
+  }
+
+
+  public Group photoUrl(@javax.annotation.Nullable String photoUrl) {
+    this.photoUrl = photoUrl;
+    return this;
+  }
+
+  /**
+   * Get photoUrl
+   * @return photoUrl
+   */
+  @javax.annotation.Nullable
+  public String getPhotoUrl() {
+    return photoUrl;
+  }
+
+  public void setPhotoUrl(@javax.annotation.Nullable String photoUrl) {
+    this.photoUrl = photoUrl;
+  }
+
+
+  public Group bannerUrl(@javax.annotation.Nullable String bannerUrl) {
+    this.bannerUrl = bannerUrl;
+    return this;
+  }
+
+  /**
+   * Get bannerUrl
+   * @return bannerUrl
+   */
+  @javax.annotation.Nullable
+  public String getBannerUrl() {
+    return bannerUrl;
+  }
+
+  public void setBannerUrl(@javax.annotation.Nullable String bannerUrl) {
+    this.bannerUrl = bannerUrl;
+  }
+
+
+  public Group memberCount(@javax.annotation.Nullable Integer memberCount) {
+    this.memberCount = memberCount;
+    return this;
+  }
+
+  /**
+   * Get memberCount
+   * @return memberCount
+   */
+  @javax.annotation.Nullable
+  public Integer getMemberCount() {
+    return memberCount;
+  }
+
+  public void setMemberCount(@javax.annotation.Nullable Integer memberCount) {
+    this.memberCount = memberCount;
+  }
+
+
+  public Group followerCount(@javax.annotation.Nullable Integer followerCount) {
+    this.followerCount = followerCount;
+    return this;
+  }
+
+  /**
+   * Get followerCount
+   * @return followerCount
+   */
+  @javax.annotation.Nullable
+  public Integer getFollowerCount() {
+    return followerCount;
+  }
+
+  public void setFollowerCount(@javax.annotation.Nullable Integer followerCount) {
+    this.followerCount = followerCount;
+  }
+
+
+  public Group viewCount(@javax.annotation.Nullable Integer viewCount) {
+    this.viewCount = viewCount;
+    return this;
+  }
+
+  /**
+   * Get viewCount
+   * @return viewCount
+   */
+  @javax.annotation.Nullable
+  public Integer getViewCount() {
+    return viewCount;
+  }
+
+  public void setViewCount(@javax.annotation.Nullable Integer viewCount) {
+    this.viewCount = viewCount;
+  }
+
+
+  public Group created(@javax.annotation.Nullable OffsetDateTime created) {
+    this.created = created;
+    return this;
+  }
+
+  /**
+   * Get created
+   * @return created
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getCreated() {
+    return created;
+  }
+
+  public void setCreated(@javax.annotation.Nullable OffsetDateTime created) {
+    this.created = created;
+  }
+
+
+  public Group updated(@javax.annotation.Nullable OffsetDateTime updated) {
+    this.updated = updated;
+    return this;
+  }
+
+  /**
+   * Get updated
+   * @return updated
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getUpdated() {
+    return updated;
+  }
+
+  public void setUpdated(@javax.annotation.Nullable OffsetDateTime updated) {
+    this.updated = updated;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    Group group = (Group) o;
+    return Objects.equals(this.id, group.id) &&
+        Objects.equals(this.uuid, group.uuid) &&
+        Objects.equals(this.name, group.name) &&
+        Objects.equals(this.tag, group.tag) &&
+        Objects.equals(this.description, group.description) &&
+        Objects.equals(this.type, group.type) &&
+        Objects.equals(this.privacy, group.privacy) &&
+        Objects.equals(this.ownerId, group.ownerId) &&
+        Objects.equals(this.verified, group.verified) &&
+        Objects.equals(this.photoUrl, group.photoUrl) &&
+        Objects.equals(this.bannerUrl, group.bannerUrl) &&
+        Objects.equals(this.memberCount, group.memberCount) &&
+        Objects.equals(this.followerCount, group.followerCount) &&
+        Objects.equals(this.viewCount, group.viewCount) &&
+        Objects.equals(this.created, group.created) &&
+        Objects.equals(this.updated, group.updated);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(id, uuid, name, tag, description, type, privacy, ownerId, verified, photoUrl, bannerUrl, memberCount, followerCount, viewCount, created, updated);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class Group {\n");
+    sb.append("    id: ").append(toIndentedString(id)).append("\n");
+    sb.append("    uuid: ").append(toIndentedString(uuid)).append("\n");
+    sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    sb.append("    tag: ").append(toIndentedString(tag)).append("\n");
+    sb.append("    description: ").append(toIndentedString(description)).append("\n");
+    sb.append("    type: ").append(toIndentedString(type)).append("\n");
+    sb.append("    privacy: ").append(toIndentedString(privacy)).append("\n");
+    sb.append("    ownerId: ").append(toIndentedString(ownerId)).append("\n");
+    sb.append("    verified: ").append(toIndentedString(verified)).append("\n");
+    sb.append("    photoUrl: ").append(toIndentedString(photoUrl)).append("\n");
+    sb.append("    bannerUrl: ").append(toIndentedString(bannerUrl)).append("\n");
+    sb.append("    memberCount: ").append(toIndentedString(memberCount)).append("\n");
+    sb.append("    followerCount: ").append(toIndentedString(followerCount)).append("\n");
+    sb.append("    viewCount: ").append(toIndentedString(viewCount)).append("\n");
+    sb.append("    created: ").append(toIndentedString(created)).append("\n");
+    sb.append("    updated: ").append(toIndentedString(updated)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("id");
+    openapiFields.add("uuid");
+    openapiFields.add("name");
+    openapiFields.add("tag");
+    openapiFields.add("description");
+    openapiFields.add("type");
+    openapiFields.add("privacy");
+    openapiFields.add("owner_id");
+    openapiFields.add("verified");
+    openapiFields.add("photo_url");
+    openapiFields.add("banner_url");
+    openapiFields.add("member_count");
+    openapiFields.add("follower_count");
+    openapiFields.add("view_count");
+    openapiFields.add("created");
+    openapiFields.add("updated");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to Group
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!Group.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in Group is not found in the empty JSON string", Group.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!Group.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `Group` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("id") != null && !jsonObj.get("id").isJsonNull()) && !jsonObj.get("id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("id").toString()));
+      }
+      if ((jsonObj.get("uuid") != null && !jsonObj.get("uuid").isJsonNull()) && !jsonObj.get("uuid").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `uuid` to be a primitive type in the JSON string but got `%s`", jsonObj.get("uuid").toString()));
+      }
+      if ((jsonObj.get("name") != null && !jsonObj.get("name").isJsonNull()) && !jsonObj.get("name").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `name` to be a primitive type in the JSON string but got `%s`", jsonObj.get("name").toString()));
+      }
+      if ((jsonObj.get("tag") != null && !jsonObj.get("tag").isJsonNull()) && !jsonObj.get("tag").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `tag` to be a primitive type in the JSON string but got `%s`", jsonObj.get("tag").toString()));
+      }
+      if ((jsonObj.get("description") != null && !jsonObj.get("description").isJsonNull()) && !jsonObj.get("description").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `description` to be a primitive type in the JSON string but got `%s`", jsonObj.get("description").toString()));
+      }
+      if ((jsonObj.get("owner_id") != null && !jsonObj.get("owner_id").isJsonNull()) && !jsonObj.get("owner_id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `owner_id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("owner_id").toString()));
+      }
+      if ((jsonObj.get("photo_url") != null && !jsonObj.get("photo_url").isJsonNull()) && !jsonObj.get("photo_url").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `photo_url` to be a primitive type in the JSON string but got `%s`", jsonObj.get("photo_url").toString()));
+      }
+      if ((jsonObj.get("banner_url") != null && !jsonObj.get("banner_url").isJsonNull()) && !jsonObj.get("banner_url").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `banner_url` to be a primitive type in the JSON string but got `%s`", jsonObj.get("banner_url").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!Group.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'Group' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<Group> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(Group.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<Group>() {
+           @Override
+           public void write(JsonWriter out, Group value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public Group read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of Group given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of Group
+   * @throws IOException if the JSON string is invalid with respect to Group
+   */
+  public static Group fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, Group.class);
+  }
+
+  /**
+   * Convert an instance of Group to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/GroupGame.java

@@ -0,0 +1,394 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import com.tribufu.generated.models.Application;
+import com.tribufu.generated.models.Group;
+import java.io.IOException;
+import java.time.OffsetDateTime;
+import java.util.Arrays;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * GroupGame
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class GroupGame {
+  public static final String SERIALIZED_NAME_GROUP_ID = "group_id";
+  @SerializedName(SERIALIZED_NAME_GROUP_ID)
+  @javax.annotation.Nullable
+  private String groupId;
+
+  public static final String SERIALIZED_NAME_GROUP = "group";
+  @SerializedName(SERIALIZED_NAME_GROUP)
+  @javax.annotation.Nullable
+  private Group group;
+
+  public static final String SERIALIZED_NAME_APPLICATION_ID = "application_id";
+  @SerializedName(SERIALIZED_NAME_APPLICATION_ID)
+  @javax.annotation.Nullable
+  private String applicationId;
+
+  public static final String SERIALIZED_NAME_APPLICATION = "application";
+  @SerializedName(SERIALIZED_NAME_APPLICATION)
+  @javax.annotation.Nullable
+  private Application application;
+
+  public static final String SERIALIZED_NAME_STATS = "stats";
+  @SerializedName(SERIALIZED_NAME_STATS)
+  @javax.annotation.Nullable
+  private Object stats = null;
+
+  public static final String SERIALIZED_NAME_ACQUIRED = "acquired";
+  @SerializedName(SERIALIZED_NAME_ACQUIRED)
+  @javax.annotation.Nullable
+  private OffsetDateTime acquired;
+
+  public static final String SERIALIZED_NAME_LAST_USED = "last_used";
+  @SerializedName(SERIALIZED_NAME_LAST_USED)
+  @javax.annotation.Nullable
+  private OffsetDateTime lastUsed;
+
+  public GroupGame() {
+  }
+
+  public GroupGame groupId(@javax.annotation.Nullable String groupId) {
+    this.groupId = groupId;
+    return this;
+  }
+
+  /**
+   * Get groupId
+   * @return groupId
+   */
+  @javax.annotation.Nullable
+  public String getGroupId() {
+    return groupId;
+  }
+
+  public void setGroupId(@javax.annotation.Nullable String groupId) {
+    this.groupId = groupId;
+  }
+
+
+  public GroupGame group(@javax.annotation.Nullable Group group) {
+    this.group = group;
+    return this;
+  }
+
+  /**
+   * Get group
+   * @return group
+   */
+  @javax.annotation.Nullable
+  public Group getGroup() {
+    return group;
+  }
+
+  public void setGroup(@javax.annotation.Nullable Group group) {
+    this.group = group;
+  }
+
+
+  public GroupGame applicationId(@javax.annotation.Nullable String applicationId) {
+    this.applicationId = applicationId;
+    return this;
+  }
+
+  /**
+   * Get applicationId
+   * @return applicationId
+   */
+  @javax.annotation.Nullable
+  public String getApplicationId() {
+    return applicationId;
+  }
+
+  public void setApplicationId(@javax.annotation.Nullable String applicationId) {
+    this.applicationId = applicationId;
+  }
+
+
+  public GroupGame application(@javax.annotation.Nullable Application application) {
+    this.application = application;
+    return this;
+  }
+
+  /**
+   * Get application
+   * @return application
+   */
+  @javax.annotation.Nullable
+  public Application getApplication() {
+    return application;
+  }
+
+  public void setApplication(@javax.annotation.Nullable Application application) {
+    this.application = application;
+  }
+
+
+  public GroupGame stats(@javax.annotation.Nullable Object stats) {
+    this.stats = stats;
+    return this;
+  }
+
+  /**
+   * Get stats
+   * @return stats
+   */
+  @javax.annotation.Nullable
+  public Object getStats() {
+    return stats;
+  }
+
+  public void setStats(@javax.annotation.Nullable Object stats) {
+    this.stats = stats;
+  }
+
+
+  public GroupGame acquired(@javax.annotation.Nullable OffsetDateTime acquired) {
+    this.acquired = acquired;
+    return this;
+  }
+
+  /**
+   * Get acquired
+   * @return acquired
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getAcquired() {
+    return acquired;
+  }
+
+  public void setAcquired(@javax.annotation.Nullable OffsetDateTime acquired) {
+    this.acquired = acquired;
+  }
+
+
+  public GroupGame lastUsed(@javax.annotation.Nullable OffsetDateTime lastUsed) {
+    this.lastUsed = lastUsed;
+    return this;
+  }
+
+  /**
+   * Get lastUsed
+   * @return lastUsed
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getLastUsed() {
+    return lastUsed;
+  }
+
+  public void setLastUsed(@javax.annotation.Nullable OffsetDateTime lastUsed) {
+    this.lastUsed = lastUsed;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    GroupGame groupGame = (GroupGame) o;
+    return Objects.equals(this.groupId, groupGame.groupId) &&
+        Objects.equals(this.group, groupGame.group) &&
+        Objects.equals(this.applicationId, groupGame.applicationId) &&
+        Objects.equals(this.application, groupGame.application) &&
+        Objects.equals(this.stats, groupGame.stats) &&
+        Objects.equals(this.acquired, groupGame.acquired) &&
+        Objects.equals(this.lastUsed, groupGame.lastUsed);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(groupId, group, applicationId, application, stats, acquired, lastUsed);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class GroupGame {\n");
+    sb.append("    groupId: ").append(toIndentedString(groupId)).append("\n");
+    sb.append("    group: ").append(toIndentedString(group)).append("\n");
+    sb.append("    applicationId: ").append(toIndentedString(applicationId)).append("\n");
+    sb.append("    application: ").append(toIndentedString(application)).append("\n");
+    sb.append("    stats: ").append(toIndentedString(stats)).append("\n");
+    sb.append("    acquired: ").append(toIndentedString(acquired)).append("\n");
+    sb.append("    lastUsed: ").append(toIndentedString(lastUsed)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("group_id");
+    openapiFields.add("group");
+    openapiFields.add("application_id");
+    openapiFields.add("application");
+    openapiFields.add("stats");
+    openapiFields.add("acquired");
+    openapiFields.add("last_used");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to GroupGame
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!GroupGame.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in GroupGame is not found in the empty JSON string", GroupGame.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!GroupGame.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `GroupGame` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("group_id") != null && !jsonObj.get("group_id").isJsonNull()) && !jsonObj.get("group_id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `group_id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("group_id").toString()));
+      }
+      // validate the optional field `group`
+      if (jsonObj.get("group") != null && !jsonObj.get("group").isJsonNull()) {
+        Group.validateJsonElement(jsonObj.get("group"));
+      }
+      if ((jsonObj.get("application_id") != null && !jsonObj.get("application_id").isJsonNull()) && !jsonObj.get("application_id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `application_id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("application_id").toString()));
+      }
+      // validate the optional field `application`
+      if (jsonObj.get("application") != null && !jsonObj.get("application").isJsonNull()) {
+        Application.validateJsonElement(jsonObj.get("application"));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!GroupGame.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'GroupGame' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<GroupGame> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(GroupGame.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<GroupGame>() {
+           @Override
+           public void write(JsonWriter out, GroupGame value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public GroupGame read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of GroupGame given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of GroupGame
+   * @throws IOException if the JSON string is invalid with respect to GroupGame
+   */
+  public static GroupGame fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, GroupGame.class);
+  }
+
+  /**
+   * Convert an instance of GroupGame to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/GroupMember.java

@@ -0,0 +1,453 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import com.tribufu.generated.models.GroupRank;
+import java.io.IOException;
+import java.time.OffsetDateTime;
+import java.util.Arrays;
+import java.util.UUID;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * GroupMember
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class GroupMember {
+  public static final String SERIALIZED_NAME_ID = "id";
+  @SerializedName(SERIALIZED_NAME_ID)
+  @javax.annotation.Nullable
+  private String id;
+
+  public static final String SERIALIZED_NAME_UUID = "uuid";
+  @SerializedName(SERIALIZED_NAME_UUID)
+  @javax.annotation.Nullable
+  private UUID uuid;
+
+  public static final String SERIALIZED_NAME_NAME = "name";
+  @SerializedName(SERIALIZED_NAME_NAME)
+  @javax.annotation.Nullable
+  private String name;
+
+  public static final String SERIALIZED_NAME_DISPLAY_NAME = "display_name";
+  @SerializedName(SERIALIZED_NAME_DISPLAY_NAME)
+  @javax.annotation.Nullable
+  private String displayName;
+
+  public static final String SERIALIZED_NAME_VERIFIED = "verified";
+  @SerializedName(SERIALIZED_NAME_VERIFIED)
+  @javax.annotation.Nullable
+  private Boolean verified;
+
+  public static final String SERIALIZED_NAME_PHOTO_URL = "photo_url";
+  @SerializedName(SERIALIZED_NAME_PHOTO_URL)
+  @javax.annotation.Nullable
+  private String photoUrl;
+
+  public static final String SERIALIZED_NAME_LAST_ONLINE = "last_online";
+  @SerializedName(SERIALIZED_NAME_LAST_ONLINE)
+  @javax.annotation.Nullable
+  private OffsetDateTime lastOnline;
+
+  public static final String SERIALIZED_NAME_RANK = "rank";
+  @SerializedName(SERIALIZED_NAME_RANK)
+  @javax.annotation.Nullable
+  private GroupRank rank;
+
+  public static final String SERIALIZED_NAME_SINCE = "since";
+  @SerializedName(SERIALIZED_NAME_SINCE)
+  @javax.annotation.Nullable
+  private OffsetDateTime since;
+
+  public GroupMember() {
+  }
+
+  public GroupMember id(@javax.annotation.Nullable String id) {
+    this.id = id;
+    return this;
+  }
+
+  /**
+   * Get id
+   * @return id
+   */
+  @javax.annotation.Nullable
+  public String getId() {
+    return id;
+  }
+
+  public void setId(@javax.annotation.Nullable String id) {
+    this.id = id;
+  }
+
+
+  public GroupMember uuid(@javax.annotation.Nullable UUID uuid) {
+    this.uuid = uuid;
+    return this;
+  }
+
+  /**
+   * Get uuid
+   * @return uuid
+   */
+  @javax.annotation.Nullable
+  public UUID getUuid() {
+    return uuid;
+  }
+
+  public void setUuid(@javax.annotation.Nullable UUID uuid) {
+    this.uuid = uuid;
+  }
+
+
+  public GroupMember name(@javax.annotation.Nullable String name) {
+    this.name = name;
+    return this;
+  }
+
+  /**
+   * Get name
+   * @return name
+   */
+  @javax.annotation.Nullable
+  public String getName() {
+    return name;
+  }
+
+  public void setName(@javax.annotation.Nullable String name) {
+    this.name = name;
+  }
+
+
+  public GroupMember displayName(@javax.annotation.Nullable String displayName) {
+    this.displayName = displayName;
+    return this;
+  }
+
+  /**
+   * Get displayName
+   * @return displayName
+   */
+  @javax.annotation.Nullable
+  public String getDisplayName() {
+    return displayName;
+  }
+
+  public void setDisplayName(@javax.annotation.Nullable String displayName) {
+    this.displayName = displayName;
+  }
+
+
+  public GroupMember verified(@javax.annotation.Nullable Boolean verified) {
+    this.verified = verified;
+    return this;
+  }
+
+  /**
+   * Get verified
+   * @return verified
+   */
+  @javax.annotation.Nullable
+  public Boolean getVerified() {
+    return verified;
+  }
+
+  public void setVerified(@javax.annotation.Nullable Boolean verified) {
+    this.verified = verified;
+  }
+
+
+  public GroupMember photoUrl(@javax.annotation.Nullable String photoUrl) {
+    this.photoUrl = photoUrl;
+    return this;
+  }
+
+  /**
+   * Get photoUrl
+   * @return photoUrl
+   */
+  @javax.annotation.Nullable
+  public String getPhotoUrl() {
+    return photoUrl;
+  }
+
+  public void setPhotoUrl(@javax.annotation.Nullable String photoUrl) {
+    this.photoUrl = photoUrl;
+  }
+
+
+  public GroupMember lastOnline(@javax.annotation.Nullable OffsetDateTime lastOnline) {
+    this.lastOnline = lastOnline;
+    return this;
+  }
+
+  /**
+   * Get lastOnline
+   * @return lastOnline
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getLastOnline() {
+    return lastOnline;
+  }
+
+  public void setLastOnline(@javax.annotation.Nullable OffsetDateTime lastOnline) {
+    this.lastOnline = lastOnline;
+  }
+
+
+  public GroupMember rank(@javax.annotation.Nullable GroupRank rank) {
+    this.rank = rank;
+    return this;
+  }
+
+  /**
+   * Get rank
+   * @return rank
+   */
+  @javax.annotation.Nullable
+  public GroupRank getRank() {
+    return rank;
+  }
+
+  public void setRank(@javax.annotation.Nullable GroupRank rank) {
+    this.rank = rank;
+  }
+
+
+  public GroupMember since(@javax.annotation.Nullable OffsetDateTime since) {
+    this.since = since;
+    return this;
+  }
+
+  /**
+   * Get since
+   * @return since
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getSince() {
+    return since;
+  }
+
+  public void setSince(@javax.annotation.Nullable OffsetDateTime since) {
+    this.since = since;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    GroupMember groupMember = (GroupMember) o;
+    return Objects.equals(this.id, groupMember.id) &&
+        Objects.equals(this.uuid, groupMember.uuid) &&
+        Objects.equals(this.name, groupMember.name) &&
+        Objects.equals(this.displayName, groupMember.displayName) &&
+        Objects.equals(this.verified, groupMember.verified) &&
+        Objects.equals(this.photoUrl, groupMember.photoUrl) &&
+        Objects.equals(this.lastOnline, groupMember.lastOnline) &&
+        Objects.equals(this.rank, groupMember.rank) &&
+        Objects.equals(this.since, groupMember.since);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(id, uuid, name, displayName, verified, photoUrl, lastOnline, rank, since);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class GroupMember {\n");
+    sb.append("    id: ").append(toIndentedString(id)).append("\n");
+    sb.append("    uuid: ").append(toIndentedString(uuid)).append("\n");
+    sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    sb.append("    displayName: ").append(toIndentedString(displayName)).append("\n");
+    sb.append("    verified: ").append(toIndentedString(verified)).append("\n");
+    sb.append("    photoUrl: ").append(toIndentedString(photoUrl)).append("\n");
+    sb.append("    lastOnline: ").append(toIndentedString(lastOnline)).append("\n");
+    sb.append("    rank: ").append(toIndentedString(rank)).append("\n");
+    sb.append("    since: ").append(toIndentedString(since)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("id");
+    openapiFields.add("uuid");
+    openapiFields.add("name");
+    openapiFields.add("display_name");
+    openapiFields.add("verified");
+    openapiFields.add("photo_url");
+    openapiFields.add("last_online");
+    openapiFields.add("rank");
+    openapiFields.add("since");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to GroupMember
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!GroupMember.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in GroupMember is not found in the empty JSON string", GroupMember.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!GroupMember.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `GroupMember` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("id") != null && !jsonObj.get("id").isJsonNull()) && !jsonObj.get("id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("id").toString()));
+      }
+      if ((jsonObj.get("uuid") != null && !jsonObj.get("uuid").isJsonNull()) && !jsonObj.get("uuid").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `uuid` to be a primitive type in the JSON string but got `%s`", jsonObj.get("uuid").toString()));
+      }
+      if ((jsonObj.get("name") != null && !jsonObj.get("name").isJsonNull()) && !jsonObj.get("name").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `name` to be a primitive type in the JSON string but got `%s`", jsonObj.get("name").toString()));
+      }
+      if ((jsonObj.get("display_name") != null && !jsonObj.get("display_name").isJsonNull()) && !jsonObj.get("display_name").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `display_name` to be a primitive type in the JSON string but got `%s`", jsonObj.get("display_name").toString()));
+      }
+      if ((jsonObj.get("photo_url") != null && !jsonObj.get("photo_url").isJsonNull()) && !jsonObj.get("photo_url").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `photo_url` to be a primitive type in the JSON string but got `%s`", jsonObj.get("photo_url").toString()));
+      }
+      // validate the optional field `rank`
+      if (jsonObj.get("rank") != null && !jsonObj.get("rank").isJsonNull()) {
+        GroupRank.validateJsonElement(jsonObj.get("rank"));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!GroupMember.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'GroupMember' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<GroupMember> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(GroupMember.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<GroupMember>() {
+           @Override
+           public void write(JsonWriter out, GroupMember value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public GroupMember read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of GroupMember given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of GroupMember
+   * @throws IOException if the JSON string is invalid with respect to GroupMember
+   */
+  public static GroupMember fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, GroupMember.class);
+  }
+
+  /**
+   * Convert an instance of GroupMember to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/GroupRank.java

@@ -0,0 +1,80 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.annotations.SerializedName;
+
+import java.io.IOException;
+import com.google.gson.TypeAdapter;
+import com.google.gson.JsonElement;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+
+/**
+ * Gets or Sets GroupRank
+ */
+@JsonAdapter(GroupRank.Adapter.class)
+public enum GroupRank {
+  
+  MEMBER("member"),
+  
+  LEADER("leader"),
+  
+  OWNER("owner");
+
+  private String value;
+
+  GroupRank(String value) {
+    this.value = value;
+  }
+
+  public String getValue() {
+    return value;
+  }
+
+  @Override
+  public String toString() {
+    return String.valueOf(value);
+  }
+
+  public static GroupRank fromValue(String value) {
+    for (GroupRank b : GroupRank.values()) {
+      if (b.value.equals(value)) {
+        return b;
+      }
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
+  }
+
+  public static class Adapter extends TypeAdapter<GroupRank> {
+    @Override
+    public void write(final JsonWriter jsonWriter, final GroupRank enumeration) throws IOException {
+      jsonWriter.value(enumeration.getValue());
+    }
+
+    @Override
+    public GroupRank read(final JsonReader jsonReader) throws IOException {
+      String value = jsonReader.nextString();
+      return GroupRank.fromValue(value);
+    }
+  }
+
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+    String value = jsonElement.getAsString();
+    GroupRank.fromValue(value);
+  }
+}
+

src/main/java/com/tribufu/generated/models/HashViewModel.java

@@ -0,0 +1,218 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+import java.util.Arrays;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * HashViewModel
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class HashViewModel {
+  public static final String SERIALIZED_NAME_VALUE = "value";
+  @SerializedName(SERIALIZED_NAME_VALUE)
+  @javax.annotation.Nullable
+  private String value;
+
+  public HashViewModel() {
+  }
+
+  public HashViewModel value(@javax.annotation.Nullable String value) {
+    this.value = value;
+    return this;
+  }
+
+  /**
+   * Get value
+   * @return value
+   */
+  @javax.annotation.Nullable
+  public String getValue() {
+    return value;
+  }
+
+  public void setValue(@javax.annotation.Nullable String value) {
+    this.value = value;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    HashViewModel hashViewModel = (HashViewModel) o;
+    return Objects.equals(this.value, hashViewModel.value);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(value);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class HashViewModel {\n");
+    sb.append("    value: ").append(toIndentedString(value)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("value");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to HashViewModel
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!HashViewModel.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in HashViewModel is not found in the empty JSON string", HashViewModel.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!HashViewModel.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `HashViewModel` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("value") != null && !jsonObj.get("value").isJsonNull()) && !jsonObj.get("value").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `value` to be a primitive type in the JSON string but got `%s`", jsonObj.get("value").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!HashViewModel.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'HashViewModel' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<HashViewModel> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(HashViewModel.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<HashViewModel>() {
+           @Override
+           public void write(JsonWriter out, HashViewModel value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public HashViewModel read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of HashViewModel given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of HashViewModel
+   * @throws IOException if the JSON string is invalid with respect to HashViewModel
+   */
+  public static HashViewModel fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, HashViewModel.class);
+  }
+
+  /**
+   * Convert an instance of HashViewModel to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/IntrospectRequest.java

@@ -0,0 +1,250 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import com.tribufu.generated.models.TokenHintType;
+import java.io.IOException;
+import java.util.Arrays;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * IntrospectRequest
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class IntrospectRequest {
+  public static final String SERIALIZED_NAME_TOKEN = "token";
+  @SerializedName(SERIALIZED_NAME_TOKEN)
+  @javax.annotation.Nullable
+  private String token;
+
+  public static final String SERIALIZED_NAME_TOKEN_TYPE_HINT = "token_type_hint";
+  @SerializedName(SERIALIZED_NAME_TOKEN_TYPE_HINT)
+  @javax.annotation.Nullable
+  private TokenHintType tokenTypeHint;
+
+  public IntrospectRequest() {
+  }
+
+  public IntrospectRequest token(@javax.annotation.Nullable String token) {
+    this.token = token;
+    return this;
+  }
+
+  /**
+   * Get token
+   * @return token
+   */
+  @javax.annotation.Nullable
+  public String getToken() {
+    return token;
+  }
+
+  public void setToken(@javax.annotation.Nullable String token) {
+    this.token = token;
+  }
+
+
+  public IntrospectRequest tokenTypeHint(@javax.annotation.Nullable TokenHintType tokenTypeHint) {
+    this.tokenTypeHint = tokenTypeHint;
+    return this;
+  }
+
+  /**
+   * Get tokenTypeHint
+   * @return tokenTypeHint
+   */
+  @javax.annotation.Nullable
+  public TokenHintType getTokenTypeHint() {
+    return tokenTypeHint;
+  }
+
+  public void setTokenTypeHint(@javax.annotation.Nullable TokenHintType tokenTypeHint) {
+    this.tokenTypeHint = tokenTypeHint;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    IntrospectRequest introspectRequest = (IntrospectRequest) o;
+    return Objects.equals(this.token, introspectRequest.token) &&
+        Objects.equals(this.tokenTypeHint, introspectRequest.tokenTypeHint);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(token, tokenTypeHint);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class IntrospectRequest {\n");
+    sb.append("    token: ").append(toIndentedString(token)).append("\n");
+    sb.append("    tokenTypeHint: ").append(toIndentedString(tokenTypeHint)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("token");
+    openapiFields.add("token_type_hint");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to IntrospectRequest
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!IntrospectRequest.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in IntrospectRequest is not found in the empty JSON string", IntrospectRequest.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!IntrospectRequest.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `IntrospectRequest` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("token") != null && !jsonObj.get("token").isJsonNull()) && !jsonObj.get("token").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `token` to be a primitive type in the JSON string but got `%s`", jsonObj.get("token").toString()));
+      }
+      // validate the optional field `token_type_hint`
+      if (jsonObj.get("token_type_hint") != null && !jsonObj.get("token_type_hint").isJsonNull()) {
+        TokenHintType.validateJsonElement(jsonObj.get("token_type_hint"));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!IntrospectRequest.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'IntrospectRequest' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<IntrospectRequest> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(IntrospectRequest.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<IntrospectRequest>() {
+           @Override
+           public void write(JsonWriter out, IntrospectRequest value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public IntrospectRequest read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of IntrospectRequest given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of IntrospectRequest
+   * @throws IOException if the JSON string is invalid with respect to IntrospectRequest
+   */
+  public static IntrospectRequest fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, IntrospectRequest.class);
+  }
+
+  /**
+   * Convert an instance of IntrospectRequest to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/IpAddress.java

@@ -0,0 +1,716 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+import java.util.Arrays;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * IpAddress
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class IpAddress {
+  public static final String SERIALIZED_NAME_ADDRESS = "address";
+  @SerializedName(SERIALIZED_NAME_ADDRESS)
+  @javax.annotation.Nullable
+  private String address;
+
+  public static final String SERIALIZED_NAME_VERSION = "version";
+  @SerializedName(SERIALIZED_NAME_VERSION)
+  @javax.annotation.Nullable
+  private Integer version;
+
+  public static final String SERIALIZED_NAME_NETWORK = "network";
+  @SerializedName(SERIALIZED_NAME_NETWORK)
+  @javax.annotation.Nullable
+  private String network;
+
+  public static final String SERIALIZED_NAME_RESERVED = "reserved";
+  @SerializedName(SERIALIZED_NAME_RESERVED)
+  @javax.annotation.Nullable
+  private Boolean reserved;
+
+  public static final String SERIALIZED_NAME_ASN = "asn";
+  @SerializedName(SERIALIZED_NAME_ASN)
+  @javax.annotation.Nullable
+  private String asn;
+
+  public static final String SERIALIZED_NAME_ISP = "isp";
+  @SerializedName(SERIALIZED_NAME_ISP)
+  @javax.annotation.Nullable
+  private String isp;
+
+  public static final String SERIALIZED_NAME_CONTINENT = "continent";
+  @SerializedName(SERIALIZED_NAME_CONTINENT)
+  @javax.annotation.Nullable
+  private String continent;
+
+  public static final String SERIALIZED_NAME_COUNTRY = "country";
+  @SerializedName(SERIALIZED_NAME_COUNTRY)
+  @javax.annotation.Nullable
+  private String country;
+
+  public static final String SERIALIZED_NAME_REGION = "region";
+  @SerializedName(SERIALIZED_NAME_REGION)
+  @javax.annotation.Nullable
+  private String region;
+
+  public static final String SERIALIZED_NAME_CITY = "city";
+  @SerializedName(SERIALIZED_NAME_CITY)
+  @javax.annotation.Nullable
+  private String city;
+
+  public static final String SERIALIZED_NAME_POSTAL_CODE = "postal_code";
+  @SerializedName(SERIALIZED_NAME_POSTAL_CODE)
+  @javax.annotation.Nullable
+  private String postalCode;
+
+  public static final String SERIALIZED_NAME_CALLING_CODE = "calling_code";
+  @SerializedName(SERIALIZED_NAME_CALLING_CODE)
+  @javax.annotation.Nullable
+  private String callingCode;
+
+  public static final String SERIALIZED_NAME_TLD = "tld";
+  @SerializedName(SERIALIZED_NAME_TLD)
+  @javax.annotation.Nullable
+  private String tld;
+
+  public static final String SERIALIZED_NAME_LANGUAGE = "language";
+  @SerializedName(SERIALIZED_NAME_LANGUAGE)
+  @javax.annotation.Nullable
+  private String language;
+
+  public static final String SERIALIZED_NAME_TIMEZONE = "timezone";
+  @SerializedName(SERIALIZED_NAME_TIMEZONE)
+  @javax.annotation.Nullable
+  private String timezone;
+
+  public static final String SERIALIZED_NAME_CURRENCY = "currency";
+  @SerializedName(SERIALIZED_NAME_CURRENCY)
+  @javax.annotation.Nullable
+  private String currency;
+
+  public static final String SERIALIZED_NAME_LATITUDE = "latitude";
+  @SerializedName(SERIALIZED_NAME_LATITUDE)
+  @javax.annotation.Nullable
+  private Float latitude;
+
+  public static final String SERIALIZED_NAME_LONGITUDE = "longitude";
+  @SerializedName(SERIALIZED_NAME_LONGITUDE)
+  @javax.annotation.Nullable
+  private Float longitude;
+
+  public IpAddress() {
+  }
+
+  public IpAddress address(@javax.annotation.Nullable String address) {
+    this.address = address;
+    return this;
+  }
+
+  /**
+   * Get address
+   * @return address
+   */
+  @javax.annotation.Nullable
+  public String getAddress() {
+    return address;
+  }
+
+  public void setAddress(@javax.annotation.Nullable String address) {
+    this.address = address;
+  }
+
+
+  public IpAddress version(@javax.annotation.Nullable Integer version) {
+    this.version = version;
+    return this;
+  }
+
+  /**
+   * Get version
+   * @return version
+   */
+  @javax.annotation.Nullable
+  public Integer getVersion() {
+    return version;
+  }
+
+  public void setVersion(@javax.annotation.Nullable Integer version) {
+    this.version = version;
+  }
+
+
+  public IpAddress network(@javax.annotation.Nullable String network) {
+    this.network = network;
+    return this;
+  }
+
+  /**
+   * Get network
+   * @return network
+   */
+  @javax.annotation.Nullable
+  public String getNetwork() {
+    return network;
+  }
+
+  public void setNetwork(@javax.annotation.Nullable String network) {
+    this.network = network;
+  }
+
+
+  public IpAddress reserved(@javax.annotation.Nullable Boolean reserved) {
+    this.reserved = reserved;
+    return this;
+  }
+
+  /**
+   * Get reserved
+   * @return reserved
+   */
+  @javax.annotation.Nullable
+  public Boolean getReserved() {
+    return reserved;
+  }
+
+  public void setReserved(@javax.annotation.Nullable Boolean reserved) {
+    this.reserved = reserved;
+  }
+
+
+  public IpAddress asn(@javax.annotation.Nullable String asn) {
+    this.asn = asn;
+    return this;
+  }
+
+  /**
+   * Get asn
+   * @return asn
+   */
+  @javax.annotation.Nullable
+  public String getAsn() {
+    return asn;
+  }
+
+  public void setAsn(@javax.annotation.Nullable String asn) {
+    this.asn = asn;
+  }
+
+
+  public IpAddress isp(@javax.annotation.Nullable String isp) {
+    this.isp = isp;
+    return this;
+  }
+
+  /**
+   * Get isp
+   * @return isp
+   */
+  @javax.annotation.Nullable
+  public String getIsp() {
+    return isp;
+  }
+
+  public void setIsp(@javax.annotation.Nullable String isp) {
+    this.isp = isp;
+  }
+
+
+  public IpAddress continent(@javax.annotation.Nullable String continent) {
+    this.continent = continent;
+    return this;
+  }
+
+  /**
+   * Get continent
+   * @return continent
+   */
+  @javax.annotation.Nullable
+  public String getContinent() {
+    return continent;
+  }
+
+  public void setContinent(@javax.annotation.Nullable String continent) {
+    this.continent = continent;
+  }
+
+
+  public IpAddress country(@javax.annotation.Nullable String country) {
+    this.country = country;
+    return this;
+  }
+
+  /**
+   * Get country
+   * @return country
+   */
+  @javax.annotation.Nullable
+  public String getCountry() {
+    return country;
+  }
+
+  public void setCountry(@javax.annotation.Nullable String country) {
+    this.country = country;
+  }
+
+
+  public IpAddress region(@javax.annotation.Nullable String region) {
+    this.region = region;
+    return this;
+  }
+
+  /**
+   * Get region
+   * @return region
+   */
+  @javax.annotation.Nullable
+  public String getRegion() {
+    return region;
+  }
+
+  public void setRegion(@javax.annotation.Nullable String region) {
+    this.region = region;
+  }
+
+
+  public IpAddress city(@javax.annotation.Nullable String city) {
+    this.city = city;
+    return this;
+  }
+
+  /**
+   * Get city
+   * @return city
+   */
+  @javax.annotation.Nullable
+  public String getCity() {
+    return city;
+  }
+
+  public void setCity(@javax.annotation.Nullable String city) {
+    this.city = city;
+  }
+
+
+  public IpAddress postalCode(@javax.annotation.Nullable String postalCode) {
+    this.postalCode = postalCode;
+    return this;
+  }
+
+  /**
+   * Get postalCode
+   * @return postalCode
+   */
+  @javax.annotation.Nullable
+  public String getPostalCode() {
+    return postalCode;
+  }
+
+  public void setPostalCode(@javax.annotation.Nullable String postalCode) {
+    this.postalCode = postalCode;
+  }
+
+
+  public IpAddress callingCode(@javax.annotation.Nullable String callingCode) {
+    this.callingCode = callingCode;
+    return this;
+  }
+
+  /**
+   * Get callingCode
+   * @return callingCode
+   */
+  @javax.annotation.Nullable
+  public String getCallingCode() {
+    return callingCode;
+  }
+
+  public void setCallingCode(@javax.annotation.Nullable String callingCode) {
+    this.callingCode = callingCode;
+  }
+
+
+  public IpAddress tld(@javax.annotation.Nullable String tld) {
+    this.tld = tld;
+    return this;
+  }
+
+  /**
+   * Get tld
+   * @return tld
+   */
+  @javax.annotation.Nullable
+  public String getTld() {
+    return tld;
+  }
+
+  public void setTld(@javax.annotation.Nullable String tld) {
+    this.tld = tld;
+  }
+
+
+  public IpAddress language(@javax.annotation.Nullable String language) {
+    this.language = language;
+    return this;
+  }
+
+  /**
+   * Get language
+   * @return language
+   */
+  @javax.annotation.Nullable
+  public String getLanguage() {
+    return language;
+  }
+
+  public void setLanguage(@javax.annotation.Nullable String language) {
+    this.language = language;
+  }
+
+
+  public IpAddress timezone(@javax.annotation.Nullable String timezone) {
+    this.timezone = timezone;
+    return this;
+  }
+
+  /**
+   * Get timezone
+   * @return timezone
+   */
+  @javax.annotation.Nullable
+  public String getTimezone() {
+    return timezone;
+  }
+
+  public void setTimezone(@javax.annotation.Nullable String timezone) {
+    this.timezone = timezone;
+  }
+
+
+  public IpAddress currency(@javax.annotation.Nullable String currency) {
+    this.currency = currency;
+    return this;
+  }
+
+  /**
+   * Get currency
+   * @return currency
+   */
+  @javax.annotation.Nullable
+  public String getCurrency() {
+    return currency;
+  }
+
+  public void setCurrency(@javax.annotation.Nullable String currency) {
+    this.currency = currency;
+  }
+
+
+  public IpAddress latitude(@javax.annotation.Nullable Float latitude) {
+    this.latitude = latitude;
+    return this;
+  }
+
+  /**
+   * Get latitude
+   * @return latitude
+   */
+  @javax.annotation.Nullable
+  public Float getLatitude() {
+    return latitude;
+  }
+
+  public void setLatitude(@javax.annotation.Nullable Float latitude) {
+    this.latitude = latitude;
+  }
+
+
+  public IpAddress longitude(@javax.annotation.Nullable Float longitude) {
+    this.longitude = longitude;
+    return this;
+  }
+
+  /**
+   * Get longitude
+   * @return longitude
+   */
+  @javax.annotation.Nullable
+  public Float getLongitude() {
+    return longitude;
+  }
+
+  public void setLongitude(@javax.annotation.Nullable Float longitude) {
+    this.longitude = longitude;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    IpAddress ipAddress = (IpAddress) o;
+    return Objects.equals(this.address, ipAddress.address) &&
+        Objects.equals(this.version, ipAddress.version) &&
+        Objects.equals(this.network, ipAddress.network) &&
+        Objects.equals(this.reserved, ipAddress.reserved) &&
+        Objects.equals(this.asn, ipAddress.asn) &&
+        Objects.equals(this.isp, ipAddress.isp) &&
+        Objects.equals(this.continent, ipAddress.continent) &&
+        Objects.equals(this.country, ipAddress.country) &&
+        Objects.equals(this.region, ipAddress.region) &&
+        Objects.equals(this.city, ipAddress.city) &&
+        Objects.equals(this.postalCode, ipAddress.postalCode) &&
+        Objects.equals(this.callingCode, ipAddress.callingCode) &&
+        Objects.equals(this.tld, ipAddress.tld) &&
+        Objects.equals(this.language, ipAddress.language) &&
+        Objects.equals(this.timezone, ipAddress.timezone) &&
+        Objects.equals(this.currency, ipAddress.currency) &&
+        Objects.equals(this.latitude, ipAddress.latitude) &&
+        Objects.equals(this.longitude, ipAddress.longitude);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(address, version, network, reserved, asn, isp, continent, country, region, city, postalCode, callingCode, tld, language, timezone, currency, latitude, longitude);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class IpAddress {\n");
+    sb.append("    address: ").append(toIndentedString(address)).append("\n");
+    sb.append("    version: ").append(toIndentedString(version)).append("\n");
+    sb.append("    network: ").append(toIndentedString(network)).append("\n");
+    sb.append("    reserved: ").append(toIndentedString(reserved)).append("\n");
+    sb.append("    asn: ").append(toIndentedString(asn)).append("\n");
+    sb.append("    isp: ").append(toIndentedString(isp)).append("\n");
+    sb.append("    continent: ").append(toIndentedString(continent)).append("\n");
+    sb.append("    country: ").append(toIndentedString(country)).append("\n");
+    sb.append("    region: ").append(toIndentedString(region)).append("\n");
+    sb.append("    city: ").append(toIndentedString(city)).append("\n");
+    sb.append("    postalCode: ").append(toIndentedString(postalCode)).append("\n");
+    sb.append("    callingCode: ").append(toIndentedString(callingCode)).append("\n");
+    sb.append("    tld: ").append(toIndentedString(tld)).append("\n");
+    sb.append("    language: ").append(toIndentedString(language)).append("\n");
+    sb.append("    timezone: ").append(toIndentedString(timezone)).append("\n");
+    sb.append("    currency: ").append(toIndentedString(currency)).append("\n");
+    sb.append("    latitude: ").append(toIndentedString(latitude)).append("\n");
+    sb.append("    longitude: ").append(toIndentedString(longitude)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("address");
+    openapiFields.add("version");
+    openapiFields.add("network");
+    openapiFields.add("reserved");
+    openapiFields.add("asn");
+    openapiFields.add("isp");
+    openapiFields.add("continent");
+    openapiFields.add("country");
+    openapiFields.add("region");
+    openapiFields.add("city");
+    openapiFields.add("postal_code");
+    openapiFields.add("calling_code");
+    openapiFields.add("tld");
+    openapiFields.add("language");
+    openapiFields.add("timezone");
+    openapiFields.add("currency");
+    openapiFields.add("latitude");
+    openapiFields.add("longitude");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to IpAddress
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!IpAddress.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in IpAddress is not found in the empty JSON string", IpAddress.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!IpAddress.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `IpAddress` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("address") != null && !jsonObj.get("address").isJsonNull()) && !jsonObj.get("address").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `address` to be a primitive type in the JSON string but got `%s`", jsonObj.get("address").toString()));
+      }
+      if ((jsonObj.get("network") != null && !jsonObj.get("network").isJsonNull()) && !jsonObj.get("network").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `network` to be a primitive type in the JSON string but got `%s`", jsonObj.get("network").toString()));
+      }
+      if ((jsonObj.get("asn") != null && !jsonObj.get("asn").isJsonNull()) && !jsonObj.get("asn").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `asn` to be a primitive type in the JSON string but got `%s`", jsonObj.get("asn").toString()));
+      }
+      if ((jsonObj.get("isp") != null && !jsonObj.get("isp").isJsonNull()) && !jsonObj.get("isp").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `isp` to be a primitive type in the JSON string but got `%s`", jsonObj.get("isp").toString()));
+      }
+      if ((jsonObj.get("continent") != null && !jsonObj.get("continent").isJsonNull()) && !jsonObj.get("continent").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `continent` to be a primitive type in the JSON string but got `%s`", jsonObj.get("continent").toString()));
+      }
+      if ((jsonObj.get("country") != null && !jsonObj.get("country").isJsonNull()) && !jsonObj.get("country").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `country` to be a primitive type in the JSON string but got `%s`", jsonObj.get("country").toString()));
+      }
+      if ((jsonObj.get("region") != null && !jsonObj.get("region").isJsonNull()) && !jsonObj.get("region").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `region` to be a primitive type in the JSON string but got `%s`", jsonObj.get("region").toString()));
+      }
+      if ((jsonObj.get("city") != null && !jsonObj.get("city").isJsonNull()) && !jsonObj.get("city").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `city` to be a primitive type in the JSON string but got `%s`", jsonObj.get("city").toString()));
+      }
+      if ((jsonObj.get("postal_code") != null && !jsonObj.get("postal_code").isJsonNull()) && !jsonObj.get("postal_code").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `postal_code` to be a primitive type in the JSON string but got `%s`", jsonObj.get("postal_code").toString()));
+      }
+      if ((jsonObj.get("calling_code") != null && !jsonObj.get("calling_code").isJsonNull()) && !jsonObj.get("calling_code").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `calling_code` to be a primitive type in the JSON string but got `%s`", jsonObj.get("calling_code").toString()));
+      }
+      if ((jsonObj.get("tld") != null && !jsonObj.get("tld").isJsonNull()) && !jsonObj.get("tld").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `tld` to be a primitive type in the JSON string but got `%s`", jsonObj.get("tld").toString()));
+      }
+      if ((jsonObj.get("language") != null && !jsonObj.get("language").isJsonNull()) && !jsonObj.get("language").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `language` to be a primitive type in the JSON string but got `%s`", jsonObj.get("language").toString()));
+      }
+      if ((jsonObj.get("timezone") != null && !jsonObj.get("timezone").isJsonNull()) && !jsonObj.get("timezone").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `timezone` to be a primitive type in the JSON string but got `%s`", jsonObj.get("timezone").toString()));
+      }
+      if ((jsonObj.get("currency") != null && !jsonObj.get("currency").isJsonNull()) && !jsonObj.get("currency").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `currency` to be a primitive type in the JSON string but got `%s`", jsonObj.get("currency").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!IpAddress.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'IpAddress' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<IpAddress> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(IpAddress.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<IpAddress>() {
+           @Override
+           public void write(JsonWriter out, IpAddress value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public IpAddress read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of IpAddress given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of IpAddress
+   * @throws IOException if the JSON string is invalid with respect to IpAddress
+   */
+  public static IpAddress fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, IpAddress.class);
+  }
+
+  /**
+   * Convert an instance of IpAddress to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/LeaderboardItem.java

@@ -0,0 +1,359 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+import java.util.Arrays;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * LeaderboardItem
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class LeaderboardItem {
+  public static final String SERIALIZED_NAME_NAME = "name";
+  @SerializedName(SERIALIZED_NAME_NAME)
+  @javax.annotation.Nullable
+  private String name;
+
+  public static final String SERIALIZED_NAME_DISPLAY_NAME = "display_name";
+  @SerializedName(SERIALIZED_NAME_DISPLAY_NAME)
+  @javax.annotation.Nullable
+  private String displayName;
+
+  public static final String SERIALIZED_NAME_PHOTO_URL = "photo_url";
+  @SerializedName(SERIALIZED_NAME_PHOTO_URL)
+  @javax.annotation.Nullable
+  private String photoUrl;
+
+  public static final String SERIALIZED_NAME_LEVEL = "level";
+  @SerializedName(SERIALIZED_NAME_LEVEL)
+  @javax.annotation.Nullable
+  private Integer level;
+
+  public static final String SERIALIZED_NAME_EXPERIENCE = "experience";
+  @SerializedName(SERIALIZED_NAME_EXPERIENCE)
+  @javax.annotation.Nullable
+  private Double experience;
+
+  public static final String SERIALIZED_NAME_POINTS = "points";
+  @SerializedName(SERIALIZED_NAME_POINTS)
+  @javax.annotation.Nullable
+  private Double points;
+
+  public LeaderboardItem() {
+  }
+
+  public LeaderboardItem name(@javax.annotation.Nullable String name) {
+    this.name = name;
+    return this;
+  }
+
+  /**
+   * Get name
+   * @return name
+   */
+  @javax.annotation.Nullable
+  public String getName() {
+    return name;
+  }
+
+  public void setName(@javax.annotation.Nullable String name) {
+    this.name = name;
+  }
+
+
+  public LeaderboardItem displayName(@javax.annotation.Nullable String displayName) {
+    this.displayName = displayName;
+    return this;
+  }
+
+  /**
+   * Get displayName
+   * @return displayName
+   */
+  @javax.annotation.Nullable
+  public String getDisplayName() {
+    return displayName;
+  }
+
+  public void setDisplayName(@javax.annotation.Nullable String displayName) {
+    this.displayName = displayName;
+  }
+
+
+  public LeaderboardItem photoUrl(@javax.annotation.Nullable String photoUrl) {
+    this.photoUrl = photoUrl;
+    return this;
+  }
+
+  /**
+   * Get photoUrl
+   * @return photoUrl
+   */
+  @javax.annotation.Nullable
+  public String getPhotoUrl() {
+    return photoUrl;
+  }
+
+  public void setPhotoUrl(@javax.annotation.Nullable String photoUrl) {
+    this.photoUrl = photoUrl;
+  }
+
+
+  public LeaderboardItem level(@javax.annotation.Nullable Integer level) {
+    this.level = level;
+    return this;
+  }
+
+  /**
+   * Get level
+   * @return level
+   */
+  @javax.annotation.Nullable
+  public Integer getLevel() {
+    return level;
+  }
+
+  public void setLevel(@javax.annotation.Nullable Integer level) {
+    this.level = level;
+  }
+
+
+  public LeaderboardItem experience(@javax.annotation.Nullable Double experience) {
+    this.experience = experience;
+    return this;
+  }
+
+  /**
+   * Get experience
+   * @return experience
+   */
+  @javax.annotation.Nullable
+  public Double getExperience() {
+    return experience;
+  }
+
+  public void setExperience(@javax.annotation.Nullable Double experience) {
+    this.experience = experience;
+  }
+
+
+  public LeaderboardItem points(@javax.annotation.Nullable Double points) {
+    this.points = points;
+    return this;
+  }
+
+  /**
+   * Get points
+   * @return points
+   */
+  @javax.annotation.Nullable
+  public Double getPoints() {
+    return points;
+  }
+
+  public void setPoints(@javax.annotation.Nullable Double points) {
+    this.points = points;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    LeaderboardItem leaderboardItem = (LeaderboardItem) o;
+    return Objects.equals(this.name, leaderboardItem.name) &&
+        Objects.equals(this.displayName, leaderboardItem.displayName) &&
+        Objects.equals(this.photoUrl, leaderboardItem.photoUrl) &&
+        Objects.equals(this.level, leaderboardItem.level) &&
+        Objects.equals(this.experience, leaderboardItem.experience) &&
+        Objects.equals(this.points, leaderboardItem.points);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(name, displayName, photoUrl, level, experience, points);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class LeaderboardItem {\n");
+    sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    sb.append("    displayName: ").append(toIndentedString(displayName)).append("\n");
+    sb.append("    photoUrl: ").append(toIndentedString(photoUrl)).append("\n");
+    sb.append("    level: ").append(toIndentedString(level)).append("\n");
+    sb.append("    experience: ").append(toIndentedString(experience)).append("\n");
+    sb.append("    points: ").append(toIndentedString(points)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("name");
+    openapiFields.add("display_name");
+    openapiFields.add("photo_url");
+    openapiFields.add("level");
+    openapiFields.add("experience");
+    openapiFields.add("points");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to LeaderboardItem
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!LeaderboardItem.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in LeaderboardItem is not found in the empty JSON string", LeaderboardItem.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!LeaderboardItem.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `LeaderboardItem` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("name") != null && !jsonObj.get("name").isJsonNull()) && !jsonObj.get("name").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `name` to be a primitive type in the JSON string but got `%s`", jsonObj.get("name").toString()));
+      }
+      if ((jsonObj.get("display_name") != null && !jsonObj.get("display_name").isJsonNull()) && !jsonObj.get("display_name").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `display_name` to be a primitive type in the JSON string but got `%s`", jsonObj.get("display_name").toString()));
+      }
+      if ((jsonObj.get("photo_url") != null && !jsonObj.get("photo_url").isJsonNull()) && !jsonObj.get("photo_url").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `photo_url` to be a primitive type in the JSON string but got `%s`", jsonObj.get("photo_url").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!LeaderboardItem.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'LeaderboardItem' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<LeaderboardItem> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(LeaderboardItem.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<LeaderboardItem>() {
+           @Override
+           public void write(JsonWriter out, LeaderboardItem value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public LeaderboardItem read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of LeaderboardItem given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of LeaderboardItem
+   * @throws IOException if the JSON string is invalid with respect to LeaderboardItem
+   */
+  public static LeaderboardItem fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, LeaderboardItem.class);
+  }
+
+  /**
+   * Convert an instance of LeaderboardItem to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/LeaderboardOrder.java

@@ -0,0 +1,78 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.annotations.SerializedName;
+
+import java.io.IOException;
+import com.google.gson.TypeAdapter;
+import com.google.gson.JsonElement;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+
+/**
+ * Gets or Sets LeaderboardOrder
+ */
+@JsonAdapter(LeaderboardOrder.Adapter.class)
+public enum LeaderboardOrder {
+  
+  LEVEL("level"),
+  
+  POINTS("points");
+
+  private String value;
+
+  LeaderboardOrder(String value) {
+    this.value = value;
+  }
+
+  public String getValue() {
+    return value;
+  }
+
+  @Override
+  public String toString() {
+    return String.valueOf(value);
+  }
+
+  public static LeaderboardOrder fromValue(String value) {
+    for (LeaderboardOrder b : LeaderboardOrder.values()) {
+      if (b.value.equals(value)) {
+        return b;
+      }
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
+  }
+
+  public static class Adapter extends TypeAdapter<LeaderboardOrder> {
+    @Override
+    public void write(final JsonWriter jsonWriter, final LeaderboardOrder enumeration) throws IOException {
+      jsonWriter.value(enumeration.getValue());
+    }
+
+    @Override
+    public LeaderboardOrder read(final JsonReader jsonReader) throws IOException {
+      String value = jsonReader.nextString();
+      return LeaderboardOrder.fromValue(value);
+    }
+  }
+
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+    String value = jsonElement.getAsString();
+    LeaderboardOrder.fromValue(value);
+  }
+}
+

src/main/java/com/tribufu/generated/models/LoginProvider.java

@@ -0,0 +1,88 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.annotations.SerializedName;
+
+import java.io.IOException;
+import com.google.gson.TypeAdapter;
+import com.google.gson.JsonElement;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+
+/**
+ * Gets or Sets LoginProvider
+ */
+@JsonAdapter(LoginProvider.Adapter.class)
+public enum LoginProvider {
+  
+  STEAM("steam"),
+  
+  EPIC("epic"),
+  
+  DISCORD("discord"),
+  
+  MICROSOFT("microsoft"),
+  
+  PLAYSTATION("playstation"),
+  
+  GOOGLE("google"),
+  
+  APPLE("apple");
+
+  private String value;
+
+  LoginProvider(String value) {
+    this.value = value;
+  }
+
+  public String getValue() {
+    return value;
+  }
+
+  @Override
+  public String toString() {
+    return String.valueOf(value);
+  }
+
+  public static LoginProvider fromValue(String value) {
+    for (LoginProvider b : LoginProvider.values()) {
+      if (b.value.equals(value)) {
+        return b;
+      }
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
+  }
+
+  public static class Adapter extends TypeAdapter<LoginProvider> {
+    @Override
+    public void write(final JsonWriter jsonWriter, final LoginProvider enumeration) throws IOException {
+      jsonWriter.value(enumeration.getValue());
+    }
+
+    @Override
+    public LoginProvider read(final JsonReader jsonReader) throws IOException {
+      String value = jsonReader.nextString();
+      return LoginProvider.fromValue(value);
+    }
+  }
+
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+    String value = jsonElement.getAsString();
+    LoginProvider.fromValue(value);
+  }
+}
+

src/main/java/com/tribufu/generated/models/LoginRequest.java

@@ -0,0 +1,248 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+import java.util.Arrays;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * LoginRequest
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class LoginRequest {
+  public static final String SERIALIZED_NAME_LOGIN = "login";
+  @SerializedName(SERIALIZED_NAME_LOGIN)
+  @javax.annotation.Nullable
+  private String login;
+
+  public static final String SERIALIZED_NAME_PASSWORD = "password";
+  @SerializedName(SERIALIZED_NAME_PASSWORD)
+  @javax.annotation.Nullable
+  private String password;
+
+  public LoginRequest() {
+  }
+
+  public LoginRequest login(@javax.annotation.Nullable String login) {
+    this.login = login;
+    return this;
+  }
+
+  /**
+   * Get login
+   * @return login
+   */
+  @javax.annotation.Nullable
+  public String getLogin() {
+    return login;
+  }
+
+  public void setLogin(@javax.annotation.Nullable String login) {
+    this.login = login;
+  }
+
+
+  public LoginRequest password(@javax.annotation.Nullable String password) {
+    this.password = password;
+    return this;
+  }
+
+  /**
+   * Get password
+   * @return password
+   */
+  @javax.annotation.Nullable
+  public String getPassword() {
+    return password;
+  }
+
+  public void setPassword(@javax.annotation.Nullable String password) {
+    this.password = password;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    LoginRequest loginRequest = (LoginRequest) o;
+    return Objects.equals(this.login, loginRequest.login) &&
+        Objects.equals(this.password, loginRequest.password);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(login, password);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class LoginRequest {\n");
+    sb.append("    login: ").append(toIndentedString(login)).append("\n");
+    sb.append("    password: ").append(toIndentedString(password)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("login");
+    openapiFields.add("password");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to LoginRequest
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!LoginRequest.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in LoginRequest is not found in the empty JSON string", LoginRequest.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!LoginRequest.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `LoginRequest` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("login") != null && !jsonObj.get("login").isJsonNull()) && !jsonObj.get("login").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `login` to be a primitive type in the JSON string but got `%s`", jsonObj.get("login").toString()));
+      }
+      if ((jsonObj.get("password") != null && !jsonObj.get("password").isJsonNull()) && !jsonObj.get("password").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `password` to be a primitive type in the JSON string but got `%s`", jsonObj.get("password").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!LoginRequest.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'LoginRequest' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<LoginRequest> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(LoginRequest.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<LoginRequest>() {
+           @Override
+           public void write(JsonWriter out, LoginRequest value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public LoginRequest read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of LoginRequest given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of LoginRequest
+   * @throws IOException if the JSON string is invalid with respect to LoginRequest
+   */
+  public static LoginRequest fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, LoginRequest.class);
+  }
+
+  /**
+   * Convert an instance of LoginRequest to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/LoginResponse.java

@@ -0,0 +1,307 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import com.tribufu.generated.models.UserInfo;
+import java.io.IOException;
+import java.util.Arrays;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * LoginResponse
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class LoginResponse {
+  public static final String SERIALIZED_NAME_USER = "user";
+  @SerializedName(SERIALIZED_NAME_USER)
+  @javax.annotation.Nullable
+  private UserInfo user;
+
+  public static final String SERIALIZED_NAME_ACCESS_TOKEN = "access_token";
+  @SerializedName(SERIALIZED_NAME_ACCESS_TOKEN)
+  @javax.annotation.Nullable
+  private String accessToken;
+
+  public static final String SERIALIZED_NAME_REFRESH_TOKEN = "refresh_token";
+  @SerializedName(SERIALIZED_NAME_REFRESH_TOKEN)
+  @javax.annotation.Nullable
+  private String refreshToken;
+
+  public static final String SERIALIZED_NAME_EXPIRES_IN = "expires_in";
+  @SerializedName(SERIALIZED_NAME_EXPIRES_IN)
+  @javax.annotation.Nullable
+  private Long expiresIn;
+
+  public LoginResponse() {
+  }
+
+  public LoginResponse user(@javax.annotation.Nullable UserInfo user) {
+    this.user = user;
+    return this;
+  }
+
+  /**
+   * Get user
+   * @return user
+   */
+  @javax.annotation.Nullable
+  public UserInfo getUser() {
+    return user;
+  }
+
+  public void setUser(@javax.annotation.Nullable UserInfo user) {
+    this.user = user;
+  }
+
+
+  public LoginResponse accessToken(@javax.annotation.Nullable String accessToken) {
+    this.accessToken = accessToken;
+    return this;
+  }
+
+  /**
+   * Get accessToken
+   * @return accessToken
+   */
+  @javax.annotation.Nullable
+  public String getAccessToken() {
+    return accessToken;
+  }
+
+  public void setAccessToken(@javax.annotation.Nullable String accessToken) {
+    this.accessToken = accessToken;
+  }
+
+
+  public LoginResponse refreshToken(@javax.annotation.Nullable String refreshToken) {
+    this.refreshToken = refreshToken;
+    return this;
+  }
+
+  /**
+   * Get refreshToken
+   * @return refreshToken
+   */
+  @javax.annotation.Nullable
+  public String getRefreshToken() {
+    return refreshToken;
+  }
+
+  public void setRefreshToken(@javax.annotation.Nullable String refreshToken) {
+    this.refreshToken = refreshToken;
+  }
+
+
+  public LoginResponse expiresIn(@javax.annotation.Nullable Long expiresIn) {
+    this.expiresIn = expiresIn;
+    return this;
+  }
+
+  /**
+   * Get expiresIn
+   * @return expiresIn
+   */
+  @javax.annotation.Nullable
+  public Long getExpiresIn() {
+    return expiresIn;
+  }
+
+  public void setExpiresIn(@javax.annotation.Nullable Long expiresIn) {
+    this.expiresIn = expiresIn;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    LoginResponse loginResponse = (LoginResponse) o;
+    return Objects.equals(this.user, loginResponse.user) &&
+        Objects.equals(this.accessToken, loginResponse.accessToken) &&
+        Objects.equals(this.refreshToken, loginResponse.refreshToken) &&
+        Objects.equals(this.expiresIn, loginResponse.expiresIn);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(user, accessToken, refreshToken, expiresIn);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class LoginResponse {\n");
+    sb.append("    user: ").append(toIndentedString(user)).append("\n");
+    sb.append("    accessToken: ").append(toIndentedString(accessToken)).append("\n");
+    sb.append("    refreshToken: ").append(toIndentedString(refreshToken)).append("\n");
+    sb.append("    expiresIn: ").append(toIndentedString(expiresIn)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("user");
+    openapiFields.add("access_token");
+    openapiFields.add("refresh_token");
+    openapiFields.add("expires_in");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to LoginResponse
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!LoginResponse.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in LoginResponse is not found in the empty JSON string", LoginResponse.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!LoginResponse.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `LoginResponse` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      // validate the optional field `user`
+      if (jsonObj.get("user") != null && !jsonObj.get("user").isJsonNull()) {
+        UserInfo.validateJsonElement(jsonObj.get("user"));
+      }
+      if ((jsonObj.get("access_token") != null && !jsonObj.get("access_token").isJsonNull()) && !jsonObj.get("access_token").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `access_token` to be a primitive type in the JSON string but got `%s`", jsonObj.get("access_token").toString()));
+      }
+      if ((jsonObj.get("refresh_token") != null && !jsonObj.get("refresh_token").isJsonNull()) && !jsonObj.get("refresh_token").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `refresh_token` to be a primitive type in the JSON string but got `%s`", jsonObj.get("refresh_token").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!LoginResponse.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'LoginResponse' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<LoginResponse> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(LoginResponse.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<LoginResponse>() {
+           @Override
+           public void write(JsonWriter out, LoginResponse value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public LoginResponse read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of LoginResponse given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of LoginResponse
+   * @throws IOException if the JSON string is invalid with respect to LoginResponse
+   */
+  public static LoginResponse fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, LoginResponse.class);
+  }
+
+  /**
+   * Convert an instance of LoginResponse to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/ModelPackage.java

@@ -0,0 +1,534 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+import java.time.OffsetDateTime;
+import java.util.Arrays;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * ModelPackage
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class ModelPackage {
+  public static final String SERIALIZED_NAME_ID = "id";
+  @SerializedName(SERIALIZED_NAME_ID)
+  @javax.annotation.Nullable
+  private String id;
+
+  public static final String SERIALIZED_NAME_NAME = "name";
+  @SerializedName(SERIALIZED_NAME_NAME)
+  @javax.annotation.Nullable
+  private String name;
+
+  public static final String SERIALIZED_NAME_DESCRIPTION = "description";
+  @SerializedName(SERIALIZED_NAME_DESCRIPTION)
+  @javax.annotation.Nullable
+  private String description;
+
+  public static final String SERIALIZED_NAME_IMAGE_URL = "image_url";
+  @SerializedName(SERIALIZED_NAME_IMAGE_URL)
+  @javax.annotation.Nullable
+  private String imageUrl;
+
+  public static final String SERIALIZED_NAME_AUTHOR_ID = "author_id";
+  @SerializedName(SERIALIZED_NAME_AUTHOR_ID)
+  @javax.annotation.Nullable
+  private String authorId;
+
+  public static final String SERIALIZED_NAME_VERSION = "version";
+  @SerializedName(SERIALIZED_NAME_VERSION)
+  @javax.annotation.Nullable
+  private String version;
+
+  public static final String SERIALIZED_NAME_FILE_URL = "file_url";
+  @SerializedName(SERIALIZED_NAME_FILE_URL)
+  @javax.annotation.Nullable
+  private String fileUrl;
+
+  public static final String SERIALIZED_NAME_RAW_SIZE = "raw_size";
+  @SerializedName(SERIALIZED_NAME_RAW_SIZE)
+  @javax.annotation.Nullable
+  private Double rawSize;
+
+  public static final String SERIALIZED_NAME_DOWNLOAD_COUNT = "download_count";
+  @SerializedName(SERIALIZED_NAME_DOWNLOAD_COUNT)
+  @javax.annotation.Nullable
+  private Integer downloadCount;
+
+  public static final String SERIALIZED_NAME_LAST_DOWNLOAD = "last_download";
+  @SerializedName(SERIALIZED_NAME_LAST_DOWNLOAD)
+  @javax.annotation.Nullable
+  private OffsetDateTime lastDownload;
+
+  public static final String SERIALIZED_NAME_CREATED = "created";
+  @SerializedName(SERIALIZED_NAME_CREATED)
+  @javax.annotation.Nullable
+  private OffsetDateTime created;
+
+  public static final String SERIALIZED_NAME_UPDATED = "updated";
+  @SerializedName(SERIALIZED_NAME_UPDATED)
+  @javax.annotation.Nullable
+  private OffsetDateTime updated;
+
+  public ModelPackage() {
+  }
+
+  public ModelPackage id(@javax.annotation.Nullable String id) {
+    this.id = id;
+    return this;
+  }
+
+  /**
+   * Get id
+   * @return id
+   */
+  @javax.annotation.Nullable
+  public String getId() {
+    return id;
+  }
+
+  public void setId(@javax.annotation.Nullable String id) {
+    this.id = id;
+  }
+
+
+  public ModelPackage name(@javax.annotation.Nullable String name) {
+    this.name = name;
+    return this;
+  }
+
+  /**
+   * Get name
+   * @return name
+   */
+  @javax.annotation.Nullable
+  public String getName() {
+    return name;
+  }
+
+  public void setName(@javax.annotation.Nullable String name) {
+    this.name = name;
+  }
+
+
+  public ModelPackage description(@javax.annotation.Nullable String description) {
+    this.description = description;
+    return this;
+  }
+
+  /**
+   * Get description
+   * @return description
+   */
+  @javax.annotation.Nullable
+  public String getDescription() {
+    return description;
+  }
+
+  public void setDescription(@javax.annotation.Nullable String description) {
+    this.description = description;
+  }
+
+
+  public ModelPackage imageUrl(@javax.annotation.Nullable String imageUrl) {
+    this.imageUrl = imageUrl;
+    return this;
+  }
+
+  /**
+   * Get imageUrl
+   * @return imageUrl
+   */
+  @javax.annotation.Nullable
+  public String getImageUrl() {
+    return imageUrl;
+  }
+
+  public void setImageUrl(@javax.annotation.Nullable String imageUrl) {
+    this.imageUrl = imageUrl;
+  }
+
+
+  public ModelPackage authorId(@javax.annotation.Nullable String authorId) {
+    this.authorId = authorId;
+    return this;
+  }
+
+  /**
+   * Get authorId
+   * @return authorId
+   */
+  @javax.annotation.Nullable
+  public String getAuthorId() {
+    return authorId;
+  }
+
+  public void setAuthorId(@javax.annotation.Nullable String authorId) {
+    this.authorId = authorId;
+  }
+
+
+  public ModelPackage version(@javax.annotation.Nullable String version) {
+    this.version = version;
+    return this;
+  }
+
+  /**
+   * Get version
+   * @return version
+   */
+  @javax.annotation.Nullable
+  public String getVersion() {
+    return version;
+  }
+
+  public void setVersion(@javax.annotation.Nullable String version) {
+    this.version = version;
+  }
+
+
+  public ModelPackage fileUrl(@javax.annotation.Nullable String fileUrl) {
+    this.fileUrl = fileUrl;
+    return this;
+  }
+
+  /**
+   * Get fileUrl
+   * @return fileUrl
+   */
+  @javax.annotation.Nullable
+  public String getFileUrl() {
+    return fileUrl;
+  }
+
+  public void setFileUrl(@javax.annotation.Nullable String fileUrl) {
+    this.fileUrl = fileUrl;
+  }
+
+
+  public ModelPackage rawSize(@javax.annotation.Nullable Double rawSize) {
+    this.rawSize = rawSize;
+    return this;
+  }
+
+  /**
+   * Get rawSize
+   * @return rawSize
+   */
+  @javax.annotation.Nullable
+  public Double getRawSize() {
+    return rawSize;
+  }
+
+  public void setRawSize(@javax.annotation.Nullable Double rawSize) {
+    this.rawSize = rawSize;
+  }
+
+
+  public ModelPackage downloadCount(@javax.annotation.Nullable Integer downloadCount) {
+    this.downloadCount = downloadCount;
+    return this;
+  }
+
+  /**
+   * Get downloadCount
+   * @return downloadCount
+   */
+  @javax.annotation.Nullable
+  public Integer getDownloadCount() {
+    return downloadCount;
+  }
+
+  public void setDownloadCount(@javax.annotation.Nullable Integer downloadCount) {
+    this.downloadCount = downloadCount;
+  }
+
+
+  public ModelPackage lastDownload(@javax.annotation.Nullable OffsetDateTime lastDownload) {
+    this.lastDownload = lastDownload;
+    return this;
+  }
+
+  /**
+   * Get lastDownload
+   * @return lastDownload
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getLastDownload() {
+    return lastDownload;
+  }
+
+  public void setLastDownload(@javax.annotation.Nullable OffsetDateTime lastDownload) {
+    this.lastDownload = lastDownload;
+  }
+
+
+  public ModelPackage created(@javax.annotation.Nullable OffsetDateTime created) {
+    this.created = created;
+    return this;
+  }
+
+  /**
+   * Get created
+   * @return created
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getCreated() {
+    return created;
+  }
+
+  public void setCreated(@javax.annotation.Nullable OffsetDateTime created) {
+    this.created = created;
+  }
+
+
+  public ModelPackage updated(@javax.annotation.Nullable OffsetDateTime updated) {
+    this.updated = updated;
+    return this;
+  }
+
+  /**
+   * Get updated
+   * @return updated
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getUpdated() {
+    return updated;
+  }
+
+  public void setUpdated(@javax.annotation.Nullable OffsetDateTime updated) {
+    this.updated = updated;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    ModelPackage _package = (ModelPackage) o;
+    return Objects.equals(this.id, _package.id) &&
+        Objects.equals(this.name, _package.name) &&
+        Objects.equals(this.description, _package.description) &&
+        Objects.equals(this.imageUrl, _package.imageUrl) &&
+        Objects.equals(this.authorId, _package.authorId) &&
+        Objects.equals(this.version, _package.version) &&
+        Objects.equals(this.fileUrl, _package.fileUrl) &&
+        Objects.equals(this.rawSize, _package.rawSize) &&
+        Objects.equals(this.downloadCount, _package.downloadCount) &&
+        Objects.equals(this.lastDownload, _package.lastDownload) &&
+        Objects.equals(this.created, _package.created) &&
+        Objects.equals(this.updated, _package.updated);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(id, name, description, imageUrl, authorId, version, fileUrl, rawSize, downloadCount, lastDownload, created, updated);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class ModelPackage {\n");
+    sb.append("    id: ").append(toIndentedString(id)).append("\n");
+    sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    sb.append("    description: ").append(toIndentedString(description)).append("\n");
+    sb.append("    imageUrl: ").append(toIndentedString(imageUrl)).append("\n");
+    sb.append("    authorId: ").append(toIndentedString(authorId)).append("\n");
+    sb.append("    version: ").append(toIndentedString(version)).append("\n");
+    sb.append("    fileUrl: ").append(toIndentedString(fileUrl)).append("\n");
+    sb.append("    rawSize: ").append(toIndentedString(rawSize)).append("\n");
+    sb.append("    downloadCount: ").append(toIndentedString(downloadCount)).append("\n");
+    sb.append("    lastDownload: ").append(toIndentedString(lastDownload)).append("\n");
+    sb.append("    created: ").append(toIndentedString(created)).append("\n");
+    sb.append("    updated: ").append(toIndentedString(updated)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("id");
+    openapiFields.add("name");
+    openapiFields.add("description");
+    openapiFields.add("image_url");
+    openapiFields.add("author_id");
+    openapiFields.add("version");
+    openapiFields.add("file_url");
+    openapiFields.add("raw_size");
+    openapiFields.add("download_count");
+    openapiFields.add("last_download");
+    openapiFields.add("created");
+    openapiFields.add("updated");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to ModelPackage
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!ModelPackage.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in ModelPackage is not found in the empty JSON string", ModelPackage.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!ModelPackage.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `ModelPackage` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("id") != null && !jsonObj.get("id").isJsonNull()) && !jsonObj.get("id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("id").toString()));
+      }
+      if ((jsonObj.get("name") != null && !jsonObj.get("name").isJsonNull()) && !jsonObj.get("name").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `name` to be a primitive type in the JSON string but got `%s`", jsonObj.get("name").toString()));
+      }
+      if ((jsonObj.get("description") != null && !jsonObj.get("description").isJsonNull()) && !jsonObj.get("description").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `description` to be a primitive type in the JSON string but got `%s`", jsonObj.get("description").toString()));
+      }
+      if ((jsonObj.get("image_url") != null && !jsonObj.get("image_url").isJsonNull()) && !jsonObj.get("image_url").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `image_url` to be a primitive type in the JSON string but got `%s`", jsonObj.get("image_url").toString()));
+      }
+      if ((jsonObj.get("author_id") != null && !jsonObj.get("author_id").isJsonNull()) && !jsonObj.get("author_id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `author_id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("author_id").toString()));
+      }
+      if ((jsonObj.get("version") != null && !jsonObj.get("version").isJsonNull()) && !jsonObj.get("version").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `version` to be a primitive type in the JSON string but got `%s`", jsonObj.get("version").toString()));
+      }
+      if ((jsonObj.get("file_url") != null && !jsonObj.get("file_url").isJsonNull()) && !jsonObj.get("file_url").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `file_url` to be a primitive type in the JSON string but got `%s`", jsonObj.get("file_url").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!ModelPackage.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'ModelPackage' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<ModelPackage> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(ModelPackage.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<ModelPackage>() {
+           @Override
+           public void write(JsonWriter out, ModelPackage value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public ModelPackage read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of ModelPackage given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of ModelPackage
+   * @throws IOException if the JSON string is invalid with respect to ModelPackage
+   */
+  public static ModelPackage fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, ModelPackage.class);
+  }
+
+  /**
+   * Convert an instance of ModelPackage to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/Profile.java

@@ -0,0 +1,701 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+import java.time.LocalDate;
+import java.time.OffsetDateTime;
+import java.util.Arrays;
+import java.util.UUID;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * Profile
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class Profile {
+  public static final String SERIALIZED_NAME_ID = "id";
+  @SerializedName(SERIALIZED_NAME_ID)
+  @javax.annotation.Nullable
+  private String id;
+
+  public static final String SERIALIZED_NAME_UUID = "uuid";
+  @SerializedName(SERIALIZED_NAME_UUID)
+  @javax.annotation.Nullable
+  private UUID uuid;
+
+  public static final String SERIALIZED_NAME_NAME = "name";
+  @SerializedName(SERIALIZED_NAME_NAME)
+  @javax.annotation.Nullable
+  private String name;
+
+  public static final String SERIALIZED_NAME_DISPLAY_NAME = "display_name";
+  @SerializedName(SERIALIZED_NAME_DISPLAY_NAME)
+  @javax.annotation.Nullable
+  private String displayName;
+
+  public static final String SERIALIZED_NAME_VERIFIED = "verified";
+  @SerializedName(SERIALIZED_NAME_VERIFIED)
+  @javax.annotation.Nullable
+  private Boolean verified;
+
+  public static final String SERIALIZED_NAME_LEVEL = "level";
+  @SerializedName(SERIALIZED_NAME_LEVEL)
+  @javax.annotation.Nullable
+  private Integer level;
+
+  public static final String SERIALIZED_NAME_EXPERIENCE = "experience";
+  @SerializedName(SERIALIZED_NAME_EXPERIENCE)
+  @javax.annotation.Nullable
+  private Double experience;
+
+  public static final String SERIALIZED_NAME_PUBLIC_BIRTHDAY = "public_birthday";
+  @SerializedName(SERIALIZED_NAME_PUBLIC_BIRTHDAY)
+  @javax.annotation.Nullable
+  private Boolean publicBirthday;
+
+  public static final String SERIALIZED_NAME_BIRTHDAY = "birthday";
+  @SerializedName(SERIALIZED_NAME_BIRTHDAY)
+  @javax.annotation.Nullable
+  private LocalDate birthday;
+
+  public static final String SERIALIZED_NAME_POINTS = "points";
+  @SerializedName(SERIALIZED_NAME_POINTS)
+  @javax.annotation.Nullable
+  private Double points;
+
+  public static final String SERIALIZED_NAME_LOCATION = "location";
+  @SerializedName(SERIALIZED_NAME_LOCATION)
+  @javax.annotation.Nullable
+  private String location;
+
+  public static final String SERIALIZED_NAME_PHOTO_URL = "photo_url";
+  @SerializedName(SERIALIZED_NAME_PHOTO_URL)
+  @javax.annotation.Nullable
+  private String photoUrl;
+
+  public static final String SERIALIZED_NAME_BANNER_URL = "banner_url";
+  @SerializedName(SERIALIZED_NAME_BANNER_URL)
+  @javax.annotation.Nullable
+  private String bannerUrl;
+
+  public static final String SERIALIZED_NAME_LAST_ONLINE = "last_online";
+  @SerializedName(SERIALIZED_NAME_LAST_ONLINE)
+  @javax.annotation.Nullable
+  private OffsetDateTime lastOnline;
+
+  public static final String SERIALIZED_NAME_BIOGRAPHY = "biography";
+  @SerializedName(SERIALIZED_NAME_BIOGRAPHY)
+  @javax.annotation.Nullable
+  private String biography;
+
+  public static final String SERIALIZED_NAME_VIEW_COUNT = "view_count";
+  @SerializedName(SERIALIZED_NAME_VIEW_COUNT)
+  @javax.annotation.Nullable
+  private Integer viewCount;
+
+  public static final String SERIALIZED_NAME_CREATED = "created";
+  @SerializedName(SERIALIZED_NAME_CREATED)
+  @javax.annotation.Nullable
+  private OffsetDateTime created;
+
+  public static final String SERIALIZED_NAME_UPDATED = "updated";
+  @SerializedName(SERIALIZED_NAME_UPDATED)
+  @javax.annotation.Nullable
+  private OffsetDateTime updated;
+
+  public Profile() {
+  }
+
+  public Profile id(@javax.annotation.Nullable String id) {
+    this.id = id;
+    return this;
+  }
+
+  /**
+   * Get id
+   * @return id
+   */
+  @javax.annotation.Nullable
+  public String getId() {
+    return id;
+  }
+
+  public void setId(@javax.annotation.Nullable String id) {
+    this.id = id;
+  }
+
+
+  public Profile uuid(@javax.annotation.Nullable UUID uuid) {
+    this.uuid = uuid;
+    return this;
+  }
+
+  /**
+   * Get uuid
+   * @return uuid
+   */
+  @javax.annotation.Nullable
+  public UUID getUuid() {
+    return uuid;
+  }
+
+  public void setUuid(@javax.annotation.Nullable UUID uuid) {
+    this.uuid = uuid;
+  }
+
+
+  public Profile name(@javax.annotation.Nullable String name) {
+    this.name = name;
+    return this;
+  }
+
+  /**
+   * Get name
+   * @return name
+   */
+  @javax.annotation.Nullable
+  public String getName() {
+    return name;
+  }
+
+  public void setName(@javax.annotation.Nullable String name) {
+    this.name = name;
+  }
+
+
+  public Profile displayName(@javax.annotation.Nullable String displayName) {
+    this.displayName = displayName;
+    return this;
+  }
+
+  /**
+   * Get displayName
+   * @return displayName
+   */
+  @javax.annotation.Nullable
+  public String getDisplayName() {
+    return displayName;
+  }
+
+  public void setDisplayName(@javax.annotation.Nullable String displayName) {
+    this.displayName = displayName;
+  }
+
+
+  public Profile verified(@javax.annotation.Nullable Boolean verified) {
+    this.verified = verified;
+    return this;
+  }
+
+  /**
+   * Get verified
+   * @return verified
+   */
+  @javax.annotation.Nullable
+  public Boolean getVerified() {
+    return verified;
+  }
+
+  public void setVerified(@javax.annotation.Nullable Boolean verified) {
+    this.verified = verified;
+  }
+
+
+  public Profile level(@javax.annotation.Nullable Integer level) {
+    this.level = level;
+    return this;
+  }
+
+  /**
+   * Get level
+   * @return level
+   */
+  @javax.annotation.Nullable
+  public Integer getLevel() {
+    return level;
+  }
+
+  public void setLevel(@javax.annotation.Nullable Integer level) {
+    this.level = level;
+  }
+
+
+  public Profile experience(@javax.annotation.Nullable Double experience) {
+    this.experience = experience;
+    return this;
+  }
+
+  /**
+   * Get experience
+   * @return experience
+   */
+  @javax.annotation.Nullable
+  public Double getExperience() {
+    return experience;
+  }
+
+  public void setExperience(@javax.annotation.Nullable Double experience) {
+    this.experience = experience;
+  }
+
+
+  public Profile publicBirthday(@javax.annotation.Nullable Boolean publicBirthday) {
+    this.publicBirthday = publicBirthday;
+    return this;
+  }
+
+  /**
+   * Get publicBirthday
+   * @return publicBirthday
+   */
+  @javax.annotation.Nullable
+  public Boolean getPublicBirthday() {
+    return publicBirthday;
+  }
+
+  public void setPublicBirthday(@javax.annotation.Nullable Boolean publicBirthday) {
+    this.publicBirthday = publicBirthday;
+  }
+
+
+  public Profile birthday(@javax.annotation.Nullable LocalDate birthday) {
+    this.birthday = birthday;
+    return this;
+  }
+
+  /**
+   * Get birthday
+   * @return birthday
+   */
+  @javax.annotation.Nullable
+  public LocalDate getBirthday() {
+    return birthday;
+  }
+
+  public void setBirthday(@javax.annotation.Nullable LocalDate birthday) {
+    this.birthday = birthday;
+  }
+
+
+  public Profile points(@javax.annotation.Nullable Double points) {
+    this.points = points;
+    return this;
+  }
+
+  /**
+   * Get points
+   * @return points
+   */
+  @javax.annotation.Nullable
+  public Double getPoints() {
+    return points;
+  }
+
+  public void setPoints(@javax.annotation.Nullable Double points) {
+    this.points = points;
+  }
+
+
+  public Profile location(@javax.annotation.Nullable String location) {
+    this.location = location;
+    return this;
+  }
+
+  /**
+   * Get location
+   * @return location
+   */
+  @javax.annotation.Nullable
+  public String getLocation() {
+    return location;
+  }
+
+  public void setLocation(@javax.annotation.Nullable String location) {
+    this.location = location;
+  }
+
+
+  public Profile photoUrl(@javax.annotation.Nullable String photoUrl) {
+    this.photoUrl = photoUrl;
+    return this;
+  }
+
+  /**
+   * Get photoUrl
+   * @return photoUrl
+   */
+  @javax.annotation.Nullable
+  public String getPhotoUrl() {
+    return photoUrl;
+  }
+
+  public void setPhotoUrl(@javax.annotation.Nullable String photoUrl) {
+    this.photoUrl = photoUrl;
+  }
+
+
+  public Profile bannerUrl(@javax.annotation.Nullable String bannerUrl) {
+    this.bannerUrl = bannerUrl;
+    return this;
+  }
+
+  /**
+   * Get bannerUrl
+   * @return bannerUrl
+   */
+  @javax.annotation.Nullable
+  public String getBannerUrl() {
+    return bannerUrl;
+  }
+
+  public void setBannerUrl(@javax.annotation.Nullable String bannerUrl) {
+    this.bannerUrl = bannerUrl;
+  }
+
+
+  public Profile lastOnline(@javax.annotation.Nullable OffsetDateTime lastOnline) {
+    this.lastOnline = lastOnline;
+    return this;
+  }
+
+  /**
+   * Get lastOnline
+   * @return lastOnline
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getLastOnline() {
+    return lastOnline;
+  }
+
+  public void setLastOnline(@javax.annotation.Nullable OffsetDateTime lastOnline) {
+    this.lastOnline = lastOnline;
+  }
+
+
+  public Profile biography(@javax.annotation.Nullable String biography) {
+    this.biography = biography;
+    return this;
+  }
+
+  /**
+   * Get biography
+   * @return biography
+   */
+  @javax.annotation.Nullable
+  public String getBiography() {
+    return biography;
+  }
+
+  public void setBiography(@javax.annotation.Nullable String biography) {
+    this.biography = biography;
+  }
+
+
+  public Profile viewCount(@javax.annotation.Nullable Integer viewCount) {
+    this.viewCount = viewCount;
+    return this;
+  }
+
+  /**
+   * Get viewCount
+   * @return viewCount
+   */
+  @javax.annotation.Nullable
+  public Integer getViewCount() {
+    return viewCount;
+  }
+
+  public void setViewCount(@javax.annotation.Nullable Integer viewCount) {
+    this.viewCount = viewCount;
+  }
+
+
+  public Profile created(@javax.annotation.Nullable OffsetDateTime created) {
+    this.created = created;
+    return this;
+  }
+
+  /**
+   * Get created
+   * @return created
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getCreated() {
+    return created;
+  }
+
+  public void setCreated(@javax.annotation.Nullable OffsetDateTime created) {
+    this.created = created;
+  }
+
+
+  public Profile updated(@javax.annotation.Nullable OffsetDateTime updated) {
+    this.updated = updated;
+    return this;
+  }
+
+  /**
+   * Get updated
+   * @return updated
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getUpdated() {
+    return updated;
+  }
+
+  public void setUpdated(@javax.annotation.Nullable OffsetDateTime updated) {
+    this.updated = updated;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    Profile profile = (Profile) o;
+    return Objects.equals(this.id, profile.id) &&
+        Objects.equals(this.uuid, profile.uuid) &&
+        Objects.equals(this.name, profile.name) &&
+        Objects.equals(this.displayName, profile.displayName) &&
+        Objects.equals(this.verified, profile.verified) &&
+        Objects.equals(this.level, profile.level) &&
+        Objects.equals(this.experience, profile.experience) &&
+        Objects.equals(this.publicBirthday, profile.publicBirthday) &&
+        Objects.equals(this.birthday, profile.birthday) &&
+        Objects.equals(this.points, profile.points) &&
+        Objects.equals(this.location, profile.location) &&
+        Objects.equals(this.photoUrl, profile.photoUrl) &&
+        Objects.equals(this.bannerUrl, profile.bannerUrl) &&
+        Objects.equals(this.lastOnline, profile.lastOnline) &&
+        Objects.equals(this.biography, profile.biography) &&
+        Objects.equals(this.viewCount, profile.viewCount) &&
+        Objects.equals(this.created, profile.created) &&
+        Objects.equals(this.updated, profile.updated);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(id, uuid, name, displayName, verified, level, experience, publicBirthday, birthday, points, location, photoUrl, bannerUrl, lastOnline, biography, viewCount, created, updated);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class Profile {\n");
+    sb.append("    id: ").append(toIndentedString(id)).append("\n");
+    sb.append("    uuid: ").append(toIndentedString(uuid)).append("\n");
+    sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    sb.append("    displayName: ").append(toIndentedString(displayName)).append("\n");
+    sb.append("    verified: ").append(toIndentedString(verified)).append("\n");
+    sb.append("    level: ").append(toIndentedString(level)).append("\n");
+    sb.append("    experience: ").append(toIndentedString(experience)).append("\n");
+    sb.append("    publicBirthday: ").append(toIndentedString(publicBirthday)).append("\n");
+    sb.append("    birthday: ").append(toIndentedString(birthday)).append("\n");
+    sb.append("    points: ").append(toIndentedString(points)).append("\n");
+    sb.append("    location: ").append(toIndentedString(location)).append("\n");
+    sb.append("    photoUrl: ").append(toIndentedString(photoUrl)).append("\n");
+    sb.append("    bannerUrl: ").append(toIndentedString(bannerUrl)).append("\n");
+    sb.append("    lastOnline: ").append(toIndentedString(lastOnline)).append("\n");
+    sb.append("    biography: ").append(toIndentedString(biography)).append("\n");
+    sb.append("    viewCount: ").append(toIndentedString(viewCount)).append("\n");
+    sb.append("    created: ").append(toIndentedString(created)).append("\n");
+    sb.append("    updated: ").append(toIndentedString(updated)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("id");
+    openapiFields.add("uuid");
+    openapiFields.add("name");
+    openapiFields.add("display_name");
+    openapiFields.add("verified");
+    openapiFields.add("level");
+    openapiFields.add("experience");
+    openapiFields.add("public_birthday");
+    openapiFields.add("birthday");
+    openapiFields.add("points");
+    openapiFields.add("location");
+    openapiFields.add("photo_url");
+    openapiFields.add("banner_url");
+    openapiFields.add("last_online");
+    openapiFields.add("biography");
+    openapiFields.add("view_count");
+    openapiFields.add("created");
+    openapiFields.add("updated");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to Profile
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!Profile.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in Profile is not found in the empty JSON string", Profile.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!Profile.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `Profile` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("id") != null && !jsonObj.get("id").isJsonNull()) && !jsonObj.get("id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("id").toString()));
+      }
+      if ((jsonObj.get("uuid") != null && !jsonObj.get("uuid").isJsonNull()) && !jsonObj.get("uuid").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `uuid` to be a primitive type in the JSON string but got `%s`", jsonObj.get("uuid").toString()));
+      }
+      if ((jsonObj.get("name") != null && !jsonObj.get("name").isJsonNull()) && !jsonObj.get("name").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `name` to be a primitive type in the JSON string but got `%s`", jsonObj.get("name").toString()));
+      }
+      if ((jsonObj.get("display_name") != null && !jsonObj.get("display_name").isJsonNull()) && !jsonObj.get("display_name").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `display_name` to be a primitive type in the JSON string but got `%s`", jsonObj.get("display_name").toString()));
+      }
+      if ((jsonObj.get("location") != null && !jsonObj.get("location").isJsonNull()) && !jsonObj.get("location").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `location` to be a primitive type in the JSON string but got `%s`", jsonObj.get("location").toString()));
+      }
+      if ((jsonObj.get("photo_url") != null && !jsonObj.get("photo_url").isJsonNull()) && !jsonObj.get("photo_url").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `photo_url` to be a primitive type in the JSON string but got `%s`", jsonObj.get("photo_url").toString()));
+      }
+      if ((jsonObj.get("banner_url") != null && !jsonObj.get("banner_url").isJsonNull()) && !jsonObj.get("banner_url").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `banner_url` to be a primitive type in the JSON string but got `%s`", jsonObj.get("banner_url").toString()));
+      }
+      if ((jsonObj.get("biography") != null && !jsonObj.get("biography").isJsonNull()) && !jsonObj.get("biography").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `biography` to be a primitive type in the JSON string but got `%s`", jsonObj.get("biography").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!Profile.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'Profile' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<Profile> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(Profile.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<Profile>() {
+           @Override
+           public void write(JsonWriter out, Profile value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public Profile read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of Profile given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of Profile
+   * @throws IOException if the JSON string is invalid with respect to Profile
+   */
+  public static Profile fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, Profile.class);
+  }
+
+  /**
+   * Convert an instance of Profile to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/ProfileGame.java

@@ -0,0 +1,501 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+import java.time.OffsetDateTime;
+import java.util.Arrays;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * ProfileGame
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class ProfileGame {
+  public static final String SERIALIZED_NAME_ID = "id";
+  @SerializedName(SERIALIZED_NAME_ID)
+  @javax.annotation.Nullable
+  private String id;
+
+  public static final String SERIALIZED_NAME_NAME = "name";
+  @SerializedName(SERIALIZED_NAME_NAME)
+  @javax.annotation.Nullable
+  private String name;
+
+  public static final String SERIALIZED_NAME_CAPSULE_IMAGE_URL = "capsule_image_url";
+  @SerializedName(SERIALIZED_NAME_CAPSULE_IMAGE_URL)
+  @javax.annotation.Nullable
+  private String capsuleImageUrl;
+
+  public static final String SERIALIZED_NAME_LIBRARY_IMAGE_URL = "library_image_url";
+  @SerializedName(SERIALIZED_NAME_LIBRARY_IMAGE_URL)
+  @javax.annotation.Nullable
+  private String libraryImageUrl;
+
+  public static final String SERIALIZED_NAME_SLUG = "slug";
+  @SerializedName(SERIALIZED_NAME_SLUG)
+  @javax.annotation.Nullable
+  private String slug;
+
+  public static final String SERIALIZED_NAME_TIME_USED = "time_used";
+  @SerializedName(SERIALIZED_NAME_TIME_USED)
+  @javax.annotation.Nullable
+  private Double timeUsed;
+
+  public static final String SERIALIZED_NAME_UNLOCKED_ACHIEVEMENTS = "unlocked_achievements";
+  @SerializedName(SERIALIZED_NAME_UNLOCKED_ACHIEVEMENTS)
+  @javax.annotation.Nullable
+  private Integer unlockedAchievements;
+
+  public static final String SERIALIZED_NAME_TOTAL_ACHIEVEMENTS = "total_achievements";
+  @SerializedName(SERIALIZED_NAME_TOTAL_ACHIEVEMENTS)
+  @javax.annotation.Nullable
+  private Integer totalAchievements;
+
+  public static final String SERIALIZED_NAME_STATS = "stats";
+  @SerializedName(SERIALIZED_NAME_STATS)
+  @javax.annotation.Nullable
+  private Object stats = null;
+
+  public static final String SERIALIZED_NAME_ACQUIRED = "acquired";
+  @SerializedName(SERIALIZED_NAME_ACQUIRED)
+  @javax.annotation.Nullable
+  private OffsetDateTime acquired;
+
+  public static final String SERIALIZED_NAME_LAST_USED = "last_used";
+  @SerializedName(SERIALIZED_NAME_LAST_USED)
+  @javax.annotation.Nullable
+  private OffsetDateTime lastUsed;
+
+  public ProfileGame() {
+  }
+
+  public ProfileGame id(@javax.annotation.Nullable String id) {
+    this.id = id;
+    return this;
+  }
+
+  /**
+   * Get id
+   * @return id
+   */
+  @javax.annotation.Nullable
+  public String getId() {
+    return id;
+  }
+
+  public void setId(@javax.annotation.Nullable String id) {
+    this.id = id;
+  }
+
+
+  public ProfileGame name(@javax.annotation.Nullable String name) {
+    this.name = name;
+    return this;
+  }
+
+  /**
+   * Get name
+   * @return name
+   */
+  @javax.annotation.Nullable
+  public String getName() {
+    return name;
+  }
+
+  public void setName(@javax.annotation.Nullable String name) {
+    this.name = name;
+  }
+
+
+  public ProfileGame capsuleImageUrl(@javax.annotation.Nullable String capsuleImageUrl) {
+    this.capsuleImageUrl = capsuleImageUrl;
+    return this;
+  }
+
+  /**
+   * Get capsuleImageUrl
+   * @return capsuleImageUrl
+   */
+  @javax.annotation.Nullable
+  public String getCapsuleImageUrl() {
+    return capsuleImageUrl;
+  }
+
+  public void setCapsuleImageUrl(@javax.annotation.Nullable String capsuleImageUrl) {
+    this.capsuleImageUrl = capsuleImageUrl;
+  }
+
+
+  public ProfileGame libraryImageUrl(@javax.annotation.Nullable String libraryImageUrl) {
+    this.libraryImageUrl = libraryImageUrl;
+    return this;
+  }
+
+  /**
+   * Get libraryImageUrl
+   * @return libraryImageUrl
+   */
+  @javax.annotation.Nullable
+  public String getLibraryImageUrl() {
+    return libraryImageUrl;
+  }
+
+  public void setLibraryImageUrl(@javax.annotation.Nullable String libraryImageUrl) {
+    this.libraryImageUrl = libraryImageUrl;
+  }
+
+
+  public ProfileGame slug(@javax.annotation.Nullable String slug) {
+    this.slug = slug;
+    return this;
+  }
+
+  /**
+   * Get slug
+   * @return slug
+   */
+  @javax.annotation.Nullable
+  public String getSlug() {
+    return slug;
+  }
+
+  public void setSlug(@javax.annotation.Nullable String slug) {
+    this.slug = slug;
+  }
+
+
+  public ProfileGame timeUsed(@javax.annotation.Nullable Double timeUsed) {
+    this.timeUsed = timeUsed;
+    return this;
+  }
+
+  /**
+   * Get timeUsed
+   * @return timeUsed
+   */
+  @javax.annotation.Nullable
+  public Double getTimeUsed() {
+    return timeUsed;
+  }
+
+  public void setTimeUsed(@javax.annotation.Nullable Double timeUsed) {
+    this.timeUsed = timeUsed;
+  }
+
+
+  public ProfileGame unlockedAchievements(@javax.annotation.Nullable Integer unlockedAchievements) {
+    this.unlockedAchievements = unlockedAchievements;
+    return this;
+  }
+
+  /**
+   * Get unlockedAchievements
+   * @return unlockedAchievements
+   */
+  @javax.annotation.Nullable
+  public Integer getUnlockedAchievements() {
+    return unlockedAchievements;
+  }
+
+  public void setUnlockedAchievements(@javax.annotation.Nullable Integer unlockedAchievements) {
+    this.unlockedAchievements = unlockedAchievements;
+  }
+
+
+  public ProfileGame totalAchievements(@javax.annotation.Nullable Integer totalAchievements) {
+    this.totalAchievements = totalAchievements;
+    return this;
+  }
+
+  /**
+   * Get totalAchievements
+   * @return totalAchievements
+   */
+  @javax.annotation.Nullable
+  public Integer getTotalAchievements() {
+    return totalAchievements;
+  }
+
+  public void setTotalAchievements(@javax.annotation.Nullable Integer totalAchievements) {
+    this.totalAchievements = totalAchievements;
+  }
+
+
+  public ProfileGame stats(@javax.annotation.Nullable Object stats) {
+    this.stats = stats;
+    return this;
+  }
+
+  /**
+   * Get stats
+   * @return stats
+   */
+  @javax.annotation.Nullable
+  public Object getStats() {
+    return stats;
+  }
+
+  public void setStats(@javax.annotation.Nullable Object stats) {
+    this.stats = stats;
+  }
+
+
+  public ProfileGame acquired(@javax.annotation.Nullable OffsetDateTime acquired) {
+    this.acquired = acquired;
+    return this;
+  }
+
+  /**
+   * Get acquired
+   * @return acquired
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getAcquired() {
+    return acquired;
+  }
+
+  public void setAcquired(@javax.annotation.Nullable OffsetDateTime acquired) {
+    this.acquired = acquired;
+  }
+
+
+  public ProfileGame lastUsed(@javax.annotation.Nullable OffsetDateTime lastUsed) {
+    this.lastUsed = lastUsed;
+    return this;
+  }
+
+  /**
+   * Get lastUsed
+   * @return lastUsed
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getLastUsed() {
+    return lastUsed;
+  }
+
+  public void setLastUsed(@javax.annotation.Nullable OffsetDateTime lastUsed) {
+    this.lastUsed = lastUsed;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    ProfileGame profileGame = (ProfileGame) o;
+    return Objects.equals(this.id, profileGame.id) &&
+        Objects.equals(this.name, profileGame.name) &&
+        Objects.equals(this.capsuleImageUrl, profileGame.capsuleImageUrl) &&
+        Objects.equals(this.libraryImageUrl, profileGame.libraryImageUrl) &&
+        Objects.equals(this.slug, profileGame.slug) &&
+        Objects.equals(this.timeUsed, profileGame.timeUsed) &&
+        Objects.equals(this.unlockedAchievements, profileGame.unlockedAchievements) &&
+        Objects.equals(this.totalAchievements, profileGame.totalAchievements) &&
+        Objects.equals(this.stats, profileGame.stats) &&
+        Objects.equals(this.acquired, profileGame.acquired) &&
+        Objects.equals(this.lastUsed, profileGame.lastUsed);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(id, name, capsuleImageUrl, libraryImageUrl, slug, timeUsed, unlockedAchievements, totalAchievements, stats, acquired, lastUsed);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class ProfileGame {\n");
+    sb.append("    id: ").append(toIndentedString(id)).append("\n");
+    sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    sb.append("    capsuleImageUrl: ").append(toIndentedString(capsuleImageUrl)).append("\n");
+    sb.append("    libraryImageUrl: ").append(toIndentedString(libraryImageUrl)).append("\n");
+    sb.append("    slug: ").append(toIndentedString(slug)).append("\n");
+    sb.append("    timeUsed: ").append(toIndentedString(timeUsed)).append("\n");
+    sb.append("    unlockedAchievements: ").append(toIndentedString(unlockedAchievements)).append("\n");
+    sb.append("    totalAchievements: ").append(toIndentedString(totalAchievements)).append("\n");
+    sb.append("    stats: ").append(toIndentedString(stats)).append("\n");
+    sb.append("    acquired: ").append(toIndentedString(acquired)).append("\n");
+    sb.append("    lastUsed: ").append(toIndentedString(lastUsed)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("id");
+    openapiFields.add("name");
+    openapiFields.add("capsule_image_url");
+    openapiFields.add("library_image_url");
+    openapiFields.add("slug");
+    openapiFields.add("time_used");
+    openapiFields.add("unlocked_achievements");
+    openapiFields.add("total_achievements");
+    openapiFields.add("stats");
+    openapiFields.add("acquired");
+    openapiFields.add("last_used");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to ProfileGame
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!ProfileGame.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in ProfileGame is not found in the empty JSON string", ProfileGame.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!ProfileGame.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `ProfileGame` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("id") != null && !jsonObj.get("id").isJsonNull()) && !jsonObj.get("id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("id").toString()));
+      }
+      if ((jsonObj.get("name") != null && !jsonObj.get("name").isJsonNull()) && !jsonObj.get("name").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `name` to be a primitive type in the JSON string but got `%s`", jsonObj.get("name").toString()));
+      }
+      if ((jsonObj.get("capsule_image_url") != null && !jsonObj.get("capsule_image_url").isJsonNull()) && !jsonObj.get("capsule_image_url").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `capsule_image_url` to be a primitive type in the JSON string but got `%s`", jsonObj.get("capsule_image_url").toString()));
+      }
+      if ((jsonObj.get("library_image_url") != null && !jsonObj.get("library_image_url").isJsonNull()) && !jsonObj.get("library_image_url").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `library_image_url` to be a primitive type in the JSON string but got `%s`", jsonObj.get("library_image_url").toString()));
+      }
+      if ((jsonObj.get("slug") != null && !jsonObj.get("slug").isJsonNull()) && !jsonObj.get("slug").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `slug` to be a primitive type in the JSON string but got `%s`", jsonObj.get("slug").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!ProfileGame.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'ProfileGame' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<ProfileGame> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(ProfileGame.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<ProfileGame>() {
+           @Override
+           public void write(JsonWriter out, ProfileGame value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public ProfileGame read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of ProfileGame given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of ProfileGame
+   * @throws IOException if the JSON string is invalid with respect to ProfileGame
+   */
+  public static ProfileGame fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, ProfileGame.class);
+  }
+
+  /**
+   * Convert an instance of ProfileGame to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/ProfileGroup.java

@@ -0,0 +1,480 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import com.tribufu.generated.models.GroupRank;
+import java.io.IOException;
+import java.time.OffsetDateTime;
+import java.util.Arrays;
+import java.util.UUID;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * ProfileGroup
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class ProfileGroup {
+  public static final String SERIALIZED_NAME_ID = "id";
+  @SerializedName(SERIALIZED_NAME_ID)
+  @javax.annotation.Nullable
+  private String id;
+
+  public static final String SERIALIZED_NAME_UUID = "uuid";
+  @SerializedName(SERIALIZED_NAME_UUID)
+  @javax.annotation.Nullable
+  private UUID uuid;
+
+  public static final String SERIALIZED_NAME_NAME = "name";
+  @SerializedName(SERIALIZED_NAME_NAME)
+  @javax.annotation.Nullable
+  private String name;
+
+  public static final String SERIALIZED_NAME_TAG = "tag";
+  @SerializedName(SERIALIZED_NAME_TAG)
+  @javax.annotation.Nullable
+  private String tag;
+
+  public static final String SERIALIZED_NAME_PRIVACY = "privacy";
+  @SerializedName(SERIALIZED_NAME_PRIVACY)
+  @javax.annotation.Nullable
+  private Integer privacy;
+
+  public static final String SERIALIZED_NAME_VERIFIED = "verified";
+  @SerializedName(SERIALIZED_NAME_VERIFIED)
+  @javax.annotation.Nullable
+  private Boolean verified;
+
+  public static final String SERIALIZED_NAME_PHOTO_URL = "photo_url";
+  @SerializedName(SERIALIZED_NAME_PHOTO_URL)
+  @javax.annotation.Nullable
+  private String photoUrl;
+
+  public static final String SERIALIZED_NAME_MEMBER_COUNT = "member_count";
+  @SerializedName(SERIALIZED_NAME_MEMBER_COUNT)
+  @javax.annotation.Nullable
+  private Integer memberCount;
+
+  public static final String SERIALIZED_NAME_RANK = "rank";
+  @SerializedName(SERIALIZED_NAME_RANK)
+  @javax.annotation.Nullable
+  private GroupRank rank;
+
+  public static final String SERIALIZED_NAME_SINCE = "since";
+  @SerializedName(SERIALIZED_NAME_SINCE)
+  @javax.annotation.Nullable
+  private OffsetDateTime since;
+
+  public ProfileGroup() {
+  }
+
+  public ProfileGroup id(@javax.annotation.Nullable String id) {
+    this.id = id;
+    return this;
+  }
+
+  /**
+   * Get id
+   * @return id
+   */
+  @javax.annotation.Nullable
+  public String getId() {
+    return id;
+  }
+
+  public void setId(@javax.annotation.Nullable String id) {
+    this.id = id;
+  }
+
+
+  public ProfileGroup uuid(@javax.annotation.Nullable UUID uuid) {
+    this.uuid = uuid;
+    return this;
+  }
+
+  /**
+   * Get uuid
+   * @return uuid
+   */
+  @javax.annotation.Nullable
+  public UUID getUuid() {
+    return uuid;
+  }
+
+  public void setUuid(@javax.annotation.Nullable UUID uuid) {
+    this.uuid = uuid;
+  }
+
+
+  public ProfileGroup name(@javax.annotation.Nullable String name) {
+    this.name = name;
+    return this;
+  }
+
+  /**
+   * Get name
+   * @return name
+   */
+  @javax.annotation.Nullable
+  public String getName() {
+    return name;
+  }
+
+  public void setName(@javax.annotation.Nullable String name) {
+    this.name = name;
+  }
+
+
+  public ProfileGroup tag(@javax.annotation.Nullable String tag) {
+    this.tag = tag;
+    return this;
+  }
+
+  /**
+   * Get tag
+   * @return tag
+   */
+  @javax.annotation.Nullable
+  public String getTag() {
+    return tag;
+  }
+
+  public void setTag(@javax.annotation.Nullable String tag) {
+    this.tag = tag;
+  }
+
+
+  public ProfileGroup privacy(@javax.annotation.Nullable Integer privacy) {
+    this.privacy = privacy;
+    return this;
+  }
+
+  /**
+   * Get privacy
+   * @return privacy
+   */
+  @javax.annotation.Nullable
+  public Integer getPrivacy() {
+    return privacy;
+  }
+
+  public void setPrivacy(@javax.annotation.Nullable Integer privacy) {
+    this.privacy = privacy;
+  }
+
+
+  public ProfileGroup verified(@javax.annotation.Nullable Boolean verified) {
+    this.verified = verified;
+    return this;
+  }
+
+  /**
+   * Get verified
+   * @return verified
+   */
+  @javax.annotation.Nullable
+  public Boolean getVerified() {
+    return verified;
+  }
+
+  public void setVerified(@javax.annotation.Nullable Boolean verified) {
+    this.verified = verified;
+  }
+
+
+  public ProfileGroup photoUrl(@javax.annotation.Nullable String photoUrl) {
+    this.photoUrl = photoUrl;
+    return this;
+  }
+
+  /**
+   * Get photoUrl
+   * @return photoUrl
+   */
+  @javax.annotation.Nullable
+  public String getPhotoUrl() {
+    return photoUrl;
+  }
+
+  public void setPhotoUrl(@javax.annotation.Nullable String photoUrl) {
+    this.photoUrl = photoUrl;
+  }
+
+
+  public ProfileGroup memberCount(@javax.annotation.Nullable Integer memberCount) {
+    this.memberCount = memberCount;
+    return this;
+  }
+
+  /**
+   * Get memberCount
+   * @return memberCount
+   */
+  @javax.annotation.Nullable
+  public Integer getMemberCount() {
+    return memberCount;
+  }
+
+  public void setMemberCount(@javax.annotation.Nullable Integer memberCount) {
+    this.memberCount = memberCount;
+  }
+
+
+  public ProfileGroup rank(@javax.annotation.Nullable GroupRank rank) {
+    this.rank = rank;
+    return this;
+  }
+
+  /**
+   * Get rank
+   * @return rank
+   */
+  @javax.annotation.Nullable
+  public GroupRank getRank() {
+    return rank;
+  }
+
+  public void setRank(@javax.annotation.Nullable GroupRank rank) {
+    this.rank = rank;
+  }
+
+
+  public ProfileGroup since(@javax.annotation.Nullable OffsetDateTime since) {
+    this.since = since;
+    return this;
+  }
+
+  /**
+   * Get since
+   * @return since
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getSince() {
+    return since;
+  }
+
+  public void setSince(@javax.annotation.Nullable OffsetDateTime since) {
+    this.since = since;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    ProfileGroup profileGroup = (ProfileGroup) o;
+    return Objects.equals(this.id, profileGroup.id) &&
+        Objects.equals(this.uuid, profileGroup.uuid) &&
+        Objects.equals(this.name, profileGroup.name) &&
+        Objects.equals(this.tag, profileGroup.tag) &&
+        Objects.equals(this.privacy, profileGroup.privacy) &&
+        Objects.equals(this.verified, profileGroup.verified) &&
+        Objects.equals(this.photoUrl, profileGroup.photoUrl) &&
+        Objects.equals(this.memberCount, profileGroup.memberCount) &&
+        Objects.equals(this.rank, profileGroup.rank) &&
+        Objects.equals(this.since, profileGroup.since);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(id, uuid, name, tag, privacy, verified, photoUrl, memberCount, rank, since);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class ProfileGroup {\n");
+    sb.append("    id: ").append(toIndentedString(id)).append("\n");
+    sb.append("    uuid: ").append(toIndentedString(uuid)).append("\n");
+    sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    sb.append("    tag: ").append(toIndentedString(tag)).append("\n");
+    sb.append("    privacy: ").append(toIndentedString(privacy)).append("\n");
+    sb.append("    verified: ").append(toIndentedString(verified)).append("\n");
+    sb.append("    photoUrl: ").append(toIndentedString(photoUrl)).append("\n");
+    sb.append("    memberCount: ").append(toIndentedString(memberCount)).append("\n");
+    sb.append("    rank: ").append(toIndentedString(rank)).append("\n");
+    sb.append("    since: ").append(toIndentedString(since)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("id");
+    openapiFields.add("uuid");
+    openapiFields.add("name");
+    openapiFields.add("tag");
+    openapiFields.add("privacy");
+    openapiFields.add("verified");
+    openapiFields.add("photo_url");
+    openapiFields.add("member_count");
+    openapiFields.add("rank");
+    openapiFields.add("since");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to ProfileGroup
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!ProfileGroup.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in ProfileGroup is not found in the empty JSON string", ProfileGroup.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!ProfileGroup.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `ProfileGroup` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("id") != null && !jsonObj.get("id").isJsonNull()) && !jsonObj.get("id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("id").toString()));
+      }
+      if ((jsonObj.get("uuid") != null && !jsonObj.get("uuid").isJsonNull()) && !jsonObj.get("uuid").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `uuid` to be a primitive type in the JSON string but got `%s`", jsonObj.get("uuid").toString()));
+      }
+      if ((jsonObj.get("name") != null && !jsonObj.get("name").isJsonNull()) && !jsonObj.get("name").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `name` to be a primitive type in the JSON string but got `%s`", jsonObj.get("name").toString()));
+      }
+      if ((jsonObj.get("tag") != null && !jsonObj.get("tag").isJsonNull()) && !jsonObj.get("tag").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `tag` to be a primitive type in the JSON string but got `%s`", jsonObj.get("tag").toString()));
+      }
+      if ((jsonObj.get("photo_url") != null && !jsonObj.get("photo_url").isJsonNull()) && !jsonObj.get("photo_url").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `photo_url` to be a primitive type in the JSON string but got `%s`", jsonObj.get("photo_url").toString()));
+      }
+      // validate the optional field `rank`
+      if (jsonObj.get("rank") != null && !jsonObj.get("rank").isJsonNull()) {
+        GroupRank.validateJsonElement(jsonObj.get("rank"));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!ProfileGroup.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'ProfileGroup' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<ProfileGroup> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(ProfileGroup.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<ProfileGroup>() {
+           @Override
+           public void write(JsonWriter out, ProfileGroup value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public ProfileGroup read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of ProfileGroup given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of ProfileGroup
+   * @throws IOException if the JSON string is invalid with respect to ProfileGroup
+   */
+  public static ProfileGroup fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, ProfileGroup.class);
+  }
+
+  /**
+   * Convert an instance of ProfileGroup to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/RefreshRequest.java

@@ -0,0 +1,218 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+import java.util.Arrays;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * RefreshRequest
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class RefreshRequest {
+  public static final String SERIALIZED_NAME_REFRESH_TOKEN = "refresh_token";
+  @SerializedName(SERIALIZED_NAME_REFRESH_TOKEN)
+  @javax.annotation.Nullable
+  private String refreshToken;
+
+  public RefreshRequest() {
+  }
+
+  public RefreshRequest refreshToken(@javax.annotation.Nullable String refreshToken) {
+    this.refreshToken = refreshToken;
+    return this;
+  }
+
+  /**
+   * Get refreshToken
+   * @return refreshToken
+   */
+  @javax.annotation.Nullable
+  public String getRefreshToken() {
+    return refreshToken;
+  }
+
+  public void setRefreshToken(@javax.annotation.Nullable String refreshToken) {
+    this.refreshToken = refreshToken;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    RefreshRequest refreshRequest = (RefreshRequest) o;
+    return Objects.equals(this.refreshToken, refreshRequest.refreshToken);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(refreshToken);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class RefreshRequest {\n");
+    sb.append("    refreshToken: ").append(toIndentedString(refreshToken)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("refresh_token");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to RefreshRequest
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!RefreshRequest.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in RefreshRequest is not found in the empty JSON string", RefreshRequest.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!RefreshRequest.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `RefreshRequest` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("refresh_token") != null && !jsonObj.get("refresh_token").isJsonNull()) && !jsonObj.get("refresh_token").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `refresh_token` to be a primitive type in the JSON string but got `%s`", jsonObj.get("refresh_token").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!RefreshRequest.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'RefreshRequest' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<RefreshRequest> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(RefreshRequest.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<RefreshRequest>() {
+           @Override
+           public void write(JsonWriter out, RefreshRequest value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public RefreshRequest read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of RefreshRequest given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of RefreshRequest
+   * @throws IOException if the JSON string is invalid with respect to RefreshRequest
+   */
+  public static RefreshRequest fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, RefreshRequest.class);
+  }
+
+  /**
+   * Convert an instance of RefreshRequest to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/RegisterRequest.java

@@ -0,0 +1,318 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+import java.util.Arrays;
+import java.util.UUID;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * RegisterRequest
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class RegisterRequest {
+  public static final String SERIALIZED_NAME_UUID = "uuid";
+  @SerializedName(SERIALIZED_NAME_UUID)
+  @javax.annotation.Nullable
+  private UUID uuid;
+
+  public static final String SERIALIZED_NAME_NAME = "name";
+  @SerializedName(SERIALIZED_NAME_NAME)
+  @javax.annotation.Nonnull
+  private String name;
+
+  public static final String SERIALIZED_NAME_EMAIL = "email";
+  @SerializedName(SERIALIZED_NAME_EMAIL)
+  @javax.annotation.Nullable
+  private String email;
+
+  public static final String SERIALIZED_NAME_PASSWORD = "password";
+  @SerializedName(SERIALIZED_NAME_PASSWORD)
+  @javax.annotation.Nonnull
+  private String password;
+
+  public RegisterRequest() {
+  }
+
+  public RegisterRequest uuid(@javax.annotation.Nullable UUID uuid) {
+    this.uuid = uuid;
+    return this;
+  }
+
+  /**
+   * Get uuid
+   * @return uuid
+   */
+  @javax.annotation.Nullable
+  public UUID getUuid() {
+    return uuid;
+  }
+
+  public void setUuid(@javax.annotation.Nullable UUID uuid) {
+    this.uuid = uuid;
+  }
+
+
+  public RegisterRequest name(@javax.annotation.Nonnull String name) {
+    this.name = name;
+    return this;
+  }
+
+  /**
+   * Get name
+   * @return name
+   */
+  @javax.annotation.Nonnull
+  public String getName() {
+    return name;
+  }
+
+  public void setName(@javax.annotation.Nonnull String name) {
+    this.name = name;
+  }
+
+
+  public RegisterRequest email(@javax.annotation.Nullable String email) {
+    this.email = email;
+    return this;
+  }
+
+  /**
+   * Get email
+   * @return email
+   */
+  @javax.annotation.Nullable
+  public String getEmail() {
+    return email;
+  }
+
+  public void setEmail(@javax.annotation.Nullable String email) {
+    this.email = email;
+  }
+
+
+  public RegisterRequest password(@javax.annotation.Nonnull String password) {
+    this.password = password;
+    return this;
+  }
+
+  /**
+   * Get password
+   * @return password
+   */
+  @javax.annotation.Nonnull
+  public String getPassword() {
+    return password;
+  }
+
+  public void setPassword(@javax.annotation.Nonnull String password) {
+    this.password = password;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    RegisterRequest registerRequest = (RegisterRequest) o;
+    return Objects.equals(this.uuid, registerRequest.uuid) &&
+        Objects.equals(this.name, registerRequest.name) &&
+        Objects.equals(this.email, registerRequest.email) &&
+        Objects.equals(this.password, registerRequest.password);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(uuid, name, email, password);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class RegisterRequest {\n");
+    sb.append("    uuid: ").append(toIndentedString(uuid)).append("\n");
+    sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    sb.append("    email: ").append(toIndentedString(email)).append("\n");
+    sb.append("    password: ").append("*").append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("uuid");
+    openapiFields.add("name");
+    openapiFields.add("email");
+    openapiFields.add("password");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+    openapiRequiredFields.add("name");
+    openapiRequiredFields.add("password");
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to RegisterRequest
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!RegisterRequest.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in RegisterRequest is not found in the empty JSON string", RegisterRequest.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!RegisterRequest.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `RegisterRequest` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+
+      // check to make sure all required properties/fields are present in the JSON string
+      for (String requiredField : RegisterRequest.openapiRequiredFields) {
+        if (jsonElement.getAsJsonObject().get(requiredField) == null) {
+          throw new IllegalArgumentException(String.format("The required field `%s` is not found in the JSON string: %s", requiredField, jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("uuid") != null && !jsonObj.get("uuid").isJsonNull()) && !jsonObj.get("uuid").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `uuid` to be a primitive type in the JSON string but got `%s`", jsonObj.get("uuid").toString()));
+      }
+      if (!jsonObj.get("name").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `name` to be a primitive type in the JSON string but got `%s`", jsonObj.get("name").toString()));
+      }
+      if ((jsonObj.get("email") != null && !jsonObj.get("email").isJsonNull()) && !jsonObj.get("email").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `email` to be a primitive type in the JSON string but got `%s`", jsonObj.get("email").toString()));
+      }
+      if (!jsonObj.get("password").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `password` to be a primitive type in the JSON string but got `%s`", jsonObj.get("password").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!RegisterRequest.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'RegisterRequest' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<RegisterRequest> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(RegisterRequest.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<RegisterRequest>() {
+           @Override
+           public void write(JsonWriter out, RegisterRequest value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public RegisterRequest read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of RegisterRequest given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of RegisterRequest
+   * @throws IOException if the JSON string is invalid with respect to RegisterRequest
+   */
+  public static RegisterRequest fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, RegisterRequest.class);
+  }
+
+  /**
+   * Convert an instance of RegisterRequest to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/ResponseType.java

@@ -0,0 +1,78 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.annotations.SerializedName;
+
+import java.io.IOException;
+import com.google.gson.TypeAdapter;
+import com.google.gson.JsonElement;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+
+/**
+ * Gets or Sets ResponseType
+ */
+@JsonAdapter(ResponseType.Adapter.class)
+public enum ResponseType {
+  
+  CODE("code"),
+  
+  TOKEN("token");
+
+  private String value;
+
+  ResponseType(String value) {
+    this.value = value;
+  }
+
+  public String getValue() {
+    return value;
+  }
+
+  @Override
+  public String toString() {
+    return String.valueOf(value);
+  }
+
+  public static ResponseType fromValue(String value) {
+    for (ResponseType b : ResponseType.values()) {
+      if (b.value.equals(value)) {
+        return b;
+      }
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
+  }
+
+  public static class Adapter extends TypeAdapter<ResponseType> {
+    @Override
+    public void write(final JsonWriter jsonWriter, final ResponseType enumeration) throws IOException {
+      jsonWriter.value(enumeration.getValue());
+    }
+
+    @Override
+    public ResponseType read(final JsonReader jsonReader) throws IOException {
+      String value = jsonReader.nextString();
+      return ResponseType.fromValue(value);
+    }
+  }
+
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+    String value = jsonElement.getAsString();
+    ResponseType.fromValue(value);
+  }
+}
+

src/main/java/com/tribufu/generated/models/RevokeRequest.java

@@ -0,0 +1,250 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import com.tribufu.generated.models.TokenHintType;
+import java.io.IOException;
+import java.util.Arrays;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * RevokeRequest
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class RevokeRequest {
+  public static final String SERIALIZED_NAME_TOKEN = "token";
+  @SerializedName(SERIALIZED_NAME_TOKEN)
+  @javax.annotation.Nullable
+  private String token;
+
+  public static final String SERIALIZED_NAME_TOKEN_TYPE_HINT = "token_type_hint";
+  @SerializedName(SERIALIZED_NAME_TOKEN_TYPE_HINT)
+  @javax.annotation.Nullable
+  private TokenHintType tokenTypeHint;
+
+  public RevokeRequest() {
+  }
+
+  public RevokeRequest token(@javax.annotation.Nullable String token) {
+    this.token = token;
+    return this;
+  }
+
+  /**
+   * Get token
+   * @return token
+   */
+  @javax.annotation.Nullable
+  public String getToken() {
+    return token;
+  }
+
+  public void setToken(@javax.annotation.Nullable String token) {
+    this.token = token;
+  }
+
+
+  public RevokeRequest tokenTypeHint(@javax.annotation.Nullable TokenHintType tokenTypeHint) {
+    this.tokenTypeHint = tokenTypeHint;
+    return this;
+  }
+
+  /**
+   * Get tokenTypeHint
+   * @return tokenTypeHint
+   */
+  @javax.annotation.Nullable
+  public TokenHintType getTokenTypeHint() {
+    return tokenTypeHint;
+  }
+
+  public void setTokenTypeHint(@javax.annotation.Nullable TokenHintType tokenTypeHint) {
+    this.tokenTypeHint = tokenTypeHint;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    RevokeRequest revokeRequest = (RevokeRequest) o;
+    return Objects.equals(this.token, revokeRequest.token) &&
+        Objects.equals(this.tokenTypeHint, revokeRequest.tokenTypeHint);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(token, tokenTypeHint);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class RevokeRequest {\n");
+    sb.append("    token: ").append(toIndentedString(token)).append("\n");
+    sb.append("    tokenTypeHint: ").append(toIndentedString(tokenTypeHint)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("token");
+    openapiFields.add("token_type_hint");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to RevokeRequest
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!RevokeRequest.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in RevokeRequest is not found in the empty JSON string", RevokeRequest.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!RevokeRequest.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `RevokeRequest` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("token") != null && !jsonObj.get("token").isJsonNull()) && !jsonObj.get("token").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `token` to be a primitive type in the JSON string but got `%s`", jsonObj.get("token").toString()));
+      }
+      // validate the optional field `token_type_hint`
+      if (jsonObj.get("token_type_hint") != null && !jsonObj.get("token_type_hint").isJsonNull()) {
+        TokenHintType.validateJsonElement(jsonObj.get("token_type_hint"));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!RevokeRequest.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'RevokeRequest' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<RevokeRequest> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(RevokeRequest.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<RevokeRequest>() {
+           @Override
+           public void write(JsonWriter out, RevokeRequest value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public RevokeRequest read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of RevokeRequest given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of RevokeRequest
+   * @throws IOException if the JSON string is invalid with respect to RevokeRequest
+   */
+  public static RevokeRequest fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, RevokeRequest.class);
+  }
+
+  /**
+   * Convert an instance of RevokeRequest to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/SearchRequest.java

@@ -0,0 +1,307 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import com.tribufu.generated.models.SearchType;
+import java.io.IOException;
+import java.util.Arrays;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * SearchRequest
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class SearchRequest {
+  public static final String SERIALIZED_NAME_TYPE = "type";
+  @SerializedName(SERIALIZED_NAME_TYPE)
+  @javax.annotation.Nullable
+  private SearchType type;
+
+  public static final String SERIALIZED_NAME_QUERY = "query";
+  @SerializedName(SERIALIZED_NAME_QUERY)
+  @javax.annotation.Nullable
+  private String query;
+
+  public static final String SERIALIZED_NAME_PAGE = "page";
+  @SerializedName(SERIALIZED_NAME_PAGE)
+  @javax.annotation.Nullable
+  private Integer page;
+
+  public static final String SERIALIZED_NAME_GAME_ID = "game_id";
+  @SerializedName(SERIALIZED_NAME_GAME_ID)
+  @javax.annotation.Nullable
+  private String gameId;
+
+  public SearchRequest() {
+  }
+
+  public SearchRequest type(@javax.annotation.Nullable SearchType type) {
+    this.type = type;
+    return this;
+  }
+
+  /**
+   * Get type
+   * @return type
+   */
+  @javax.annotation.Nullable
+  public SearchType getType() {
+    return type;
+  }
+
+  public void setType(@javax.annotation.Nullable SearchType type) {
+    this.type = type;
+  }
+
+
+  public SearchRequest query(@javax.annotation.Nullable String query) {
+    this.query = query;
+    return this;
+  }
+
+  /**
+   * Get query
+   * @return query
+   */
+  @javax.annotation.Nullable
+  public String getQuery() {
+    return query;
+  }
+
+  public void setQuery(@javax.annotation.Nullable String query) {
+    this.query = query;
+  }
+
+
+  public SearchRequest page(@javax.annotation.Nullable Integer page) {
+    this.page = page;
+    return this;
+  }
+
+  /**
+   * Get page
+   * @return page
+   */
+  @javax.annotation.Nullable
+  public Integer getPage() {
+    return page;
+  }
+
+  public void setPage(@javax.annotation.Nullable Integer page) {
+    this.page = page;
+  }
+
+
+  public SearchRequest gameId(@javax.annotation.Nullable String gameId) {
+    this.gameId = gameId;
+    return this;
+  }
+
+  /**
+   * Get gameId
+   * @return gameId
+   */
+  @javax.annotation.Nullable
+  public String getGameId() {
+    return gameId;
+  }
+
+  public void setGameId(@javax.annotation.Nullable String gameId) {
+    this.gameId = gameId;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    SearchRequest searchRequest = (SearchRequest) o;
+    return Objects.equals(this.type, searchRequest.type) &&
+        Objects.equals(this.query, searchRequest.query) &&
+        Objects.equals(this.page, searchRequest.page) &&
+        Objects.equals(this.gameId, searchRequest.gameId);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(type, query, page, gameId);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class SearchRequest {\n");
+    sb.append("    type: ").append(toIndentedString(type)).append("\n");
+    sb.append("    query: ").append(toIndentedString(query)).append("\n");
+    sb.append("    page: ").append(toIndentedString(page)).append("\n");
+    sb.append("    gameId: ").append(toIndentedString(gameId)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("type");
+    openapiFields.add("query");
+    openapiFields.add("page");
+    openapiFields.add("game_id");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to SearchRequest
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!SearchRequest.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in SearchRequest is not found in the empty JSON string", SearchRequest.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!SearchRequest.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `SearchRequest` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      // validate the optional field `type`
+      if (jsonObj.get("type") != null && !jsonObj.get("type").isJsonNull()) {
+        SearchType.validateJsonElement(jsonObj.get("type"));
+      }
+      if ((jsonObj.get("query") != null && !jsonObj.get("query").isJsonNull()) && !jsonObj.get("query").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `query` to be a primitive type in the JSON string but got `%s`", jsonObj.get("query").toString()));
+      }
+      if ((jsonObj.get("game_id") != null && !jsonObj.get("game_id").isJsonNull()) && !jsonObj.get("game_id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `game_id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("game_id").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!SearchRequest.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'SearchRequest' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<SearchRequest> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(SearchRequest.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<SearchRequest>() {
+           @Override
+           public void write(JsonWriter out, SearchRequest value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public SearchRequest read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of SearchRequest given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of SearchRequest
+   * @throws IOException if the JSON string is invalid with respect to SearchRequest
+   */
+  public static SearchRequest fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, SearchRequest.class);
+  }
+
+  /**
+   * Convert an instance of SearchRequest to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/SearchType.java

@@ -0,0 +1,82 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.annotations.SerializedName;
+
+import java.io.IOException;
+import com.google.gson.TypeAdapter;
+import com.google.gson.JsonElement;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+
+/**
+ * Gets or Sets SearchType
+ */
+@JsonAdapter(SearchType.Adapter.class)
+public enum SearchType {
+  
+  USER("user"),
+  
+  GROUP("group"),
+  
+  SERVER("server"),
+  
+  CLUSTER("cluster");
+
+  private String value;
+
+  SearchType(String value) {
+    this.value = value;
+  }
+
+  public String getValue() {
+    return value;
+  }
+
+  @Override
+  public String toString() {
+    return String.valueOf(value);
+  }
+
+  public static SearchType fromValue(String value) {
+    for (SearchType b : SearchType.values()) {
+      if (b.value.equals(value)) {
+        return b;
+      }
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
+  }
+
+  public static class Adapter extends TypeAdapter<SearchType> {
+    @Override
+    public void write(final JsonWriter jsonWriter, final SearchType enumeration) throws IOException {
+      jsonWriter.value(enumeration.getValue());
+    }
+
+    @Override
+    public SearchType read(final JsonReader jsonReader) throws IOException {
+      String value = jsonReader.nextString();
+      return SearchType.fromValue(value);
+    }
+  }
+
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+    String value = jsonElement.getAsString();
+    SearchType.fromValue(value);
+  }
+}
+

src/main/java/com/tribufu/generated/models/ServerMetrics.java

@@ -0,0 +1,257 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+import java.util.Arrays;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * ServerMetrics
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class ServerMetrics {
+  public static final String SERIALIZED_NAME_SERVER_COUNT = "server_count";
+  @SerializedName(SERIALIZED_NAME_SERVER_COUNT)
+  @javax.annotation.Nullable
+  private Integer serverCount;
+
+  public static final String SERIALIZED_NAME_PACKAGE_COUNT = "package_count";
+  @SerializedName(SERIALIZED_NAME_PACKAGE_COUNT)
+  @javax.annotation.Nullable
+  private Integer packageCount;
+
+  public static final String SERIALIZED_NAME_COUNTRY_COUNT = "country_count";
+  @SerializedName(SERIALIZED_NAME_COUNTRY_COUNT)
+  @javax.annotation.Nullable
+  private Integer countryCount;
+
+  public ServerMetrics() {
+  }
+
+  public ServerMetrics serverCount(@javax.annotation.Nullable Integer serverCount) {
+    this.serverCount = serverCount;
+    return this;
+  }
+
+  /**
+   * Get serverCount
+   * @return serverCount
+   */
+  @javax.annotation.Nullable
+  public Integer getServerCount() {
+    return serverCount;
+  }
+
+  public void setServerCount(@javax.annotation.Nullable Integer serverCount) {
+    this.serverCount = serverCount;
+  }
+
+
+  public ServerMetrics packageCount(@javax.annotation.Nullable Integer packageCount) {
+    this.packageCount = packageCount;
+    return this;
+  }
+
+  /**
+   * Get packageCount
+   * @return packageCount
+   */
+  @javax.annotation.Nullable
+  public Integer getPackageCount() {
+    return packageCount;
+  }
+
+  public void setPackageCount(@javax.annotation.Nullable Integer packageCount) {
+    this.packageCount = packageCount;
+  }
+
+
+  public ServerMetrics countryCount(@javax.annotation.Nullable Integer countryCount) {
+    this.countryCount = countryCount;
+    return this;
+  }
+
+  /**
+   * Get countryCount
+   * @return countryCount
+   */
+  @javax.annotation.Nullable
+  public Integer getCountryCount() {
+    return countryCount;
+  }
+
+  public void setCountryCount(@javax.annotation.Nullable Integer countryCount) {
+    this.countryCount = countryCount;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    ServerMetrics serverMetrics = (ServerMetrics) o;
+    return Objects.equals(this.serverCount, serverMetrics.serverCount) &&
+        Objects.equals(this.packageCount, serverMetrics.packageCount) &&
+        Objects.equals(this.countryCount, serverMetrics.countryCount);
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(serverCount, packageCount, countryCount);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class ServerMetrics {\n");
+    sb.append("    serverCount: ").append(toIndentedString(serverCount)).append("\n");
+    sb.append("    packageCount: ").append(toIndentedString(packageCount)).append("\n");
+    sb.append("    countryCount: ").append(toIndentedString(countryCount)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("server_count");
+    openapiFields.add("package_count");
+    openapiFields.add("country_count");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to ServerMetrics
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!ServerMetrics.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in ServerMetrics is not found in the empty JSON string", ServerMetrics.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!ServerMetrics.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `ServerMetrics` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!ServerMetrics.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'ServerMetrics' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<ServerMetrics> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(ServerMetrics.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<ServerMetrics>() {
+           @Override
+           public void write(JsonWriter out, ServerMetrics value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public ServerMetrics read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of ServerMetrics given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of ServerMetrics
+   * @throws IOException if the JSON string is invalid with respect to ServerMetrics
+   */
+  public static ServerMetrics fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, ServerMetrics.class);
+  }
+
+  /**
+   * Convert an instance of ServerMetrics to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/ServerStatus.java

@@ -0,0 +1,80 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.annotations.SerializedName;
+
+import java.io.IOException;
+import com.google.gson.TypeAdapter;
+import com.google.gson.JsonElement;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+
+/**
+ * Gets or Sets ServerStatus
+ */
+@JsonAdapter(ServerStatus.Adapter.class)
+public enum ServerStatus {
+  
+  UNKNOWN("unknown"),
+  
+  OFFLINE("offline"),
+  
+  ONLINE("online");
+
+  private String value;
+
+  ServerStatus(String value) {
+    this.value = value;
+  }
+
+  public String getValue() {
+    return value;
+  }
+
+  @Override
+  public String toString() {
+    return String.valueOf(value);
+  }
+
+  public static ServerStatus fromValue(String value) {
+    for (ServerStatus b : ServerStatus.values()) {
+      if (b.value.equals(value)) {
+        return b;
+      }
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
+  }
+
+  public static class Adapter extends TypeAdapter<ServerStatus> {
+    @Override
+    public void write(final JsonWriter jsonWriter, final ServerStatus enumeration) throws IOException {
+      jsonWriter.value(enumeration.getValue());
+    }
+
+    @Override
+    public ServerStatus read(final JsonReader jsonReader) throws IOException {
+      String value = jsonReader.nextString();
+      return ServerStatus.fromValue(value);
+    }
+  }
+
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+    String value = jsonElement.getAsString();
+    ServerStatus.fromValue(value);
+  }
+}
+

src/main/java/com/tribufu/generated/models/Subscription.java

@@ -0,0 +1,391 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+import java.time.OffsetDateTime;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.Map;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * Subscription
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class Subscription {
+  public static final String SERIALIZED_NAME_ID = "id";
+  @SerializedName(SERIALIZED_NAME_ID)
+  @javax.annotation.Nullable
+  private String id;
+
+  public static final String SERIALIZED_NAME_NAME = "name";
+  @SerializedName(SERIALIZED_NAME_NAME)
+  @javax.annotation.Nullable
+  private String name;
+
+  public static final String SERIALIZED_NAME_DESCRIPTION = "description";
+  @SerializedName(SERIALIZED_NAME_DESCRIPTION)
+  @javax.annotation.Nullable
+  private String description;
+
+  public static final String SERIALIZED_NAME_IMAGE_URL = "image_url";
+  @SerializedName(SERIALIZED_NAME_IMAGE_URL)
+  @javax.annotation.Nullable
+  private String imageUrl;
+
+  public static final String SERIALIZED_NAME_PRICES = "prices";
+  @SerializedName(SERIALIZED_NAME_PRICES)
+  @javax.annotation.Nullable
+  private Map<String, Double> prices;
+
+  public static final String SERIALIZED_NAME_CREATED = "created";
+  @SerializedName(SERIALIZED_NAME_CREATED)
+  @javax.annotation.Nullable
+  private OffsetDateTime created;
+
+  public static final String SERIALIZED_NAME_UPDATED = "updated";
+  @SerializedName(SERIALIZED_NAME_UPDATED)
+  @javax.annotation.Nullable
+  private OffsetDateTime updated;
+
+  public Subscription() {
+  }
+
+  public Subscription(
+     Map<String, Double> prices
+  ) {
+    this();
+    this.prices = prices;
+  }
+
+  public Subscription id(@javax.annotation.Nullable String id) {
+    this.id = id;
+    return this;
+  }
+
+  /**
+   * Get id
+   * @return id
+   */
+  @javax.annotation.Nullable
+  public String getId() {
+    return id;
+  }
+
+  public void setId(@javax.annotation.Nullable String id) {
+    this.id = id;
+  }
+
+
+  public Subscription name(@javax.annotation.Nullable String name) {
+    this.name = name;
+    return this;
+  }
+
+  /**
+   * Get name
+   * @return name
+   */
+  @javax.annotation.Nullable
+  public String getName() {
+    return name;
+  }
+
+  public void setName(@javax.annotation.Nullable String name) {
+    this.name = name;
+  }
+
+
+  public Subscription description(@javax.annotation.Nullable String description) {
+    this.description = description;
+    return this;
+  }
+
+  /**
+   * Get description
+   * @return description
+   */
+  @javax.annotation.Nullable
+  public String getDescription() {
+    return description;
+  }
+
+  public void setDescription(@javax.annotation.Nullable String description) {
+    this.description = description;
+  }
+
+
+  public Subscription imageUrl(@javax.annotation.Nullable String imageUrl) {
+    this.imageUrl = imageUrl;
+    return this;
+  }
+
+  /**
+   * Get imageUrl
+   * @return imageUrl
+   */
+  @javax.annotation.Nullable
+  public String getImageUrl() {
+    return imageUrl;
+  }
+
+  public void setImageUrl(@javax.annotation.Nullable String imageUrl) {
+    this.imageUrl = imageUrl;
+  }
+
+
+  /**
+   * Get prices
+   * @return prices
+   */
+  @javax.annotation.Nullable
+  public Map<String, Double> getPrices() {
+    return prices;
+  }
+
+
+
+  public Subscription created(@javax.annotation.Nullable OffsetDateTime created) {
+    this.created = created;
+    return this;
+  }
+
+  /**
+   * Get created
+   * @return created
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getCreated() {
+    return created;
+  }
+
+  public void setCreated(@javax.annotation.Nullable OffsetDateTime created) {
+    this.created = created;
+  }
+
+
+  public Subscription updated(@javax.annotation.Nullable OffsetDateTime updated) {
+    this.updated = updated;
+    return this;
+  }
+
+  /**
+   * Get updated
+   * @return updated
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getUpdated() {
+    return updated;
+  }
+
+  public void setUpdated(@javax.annotation.Nullable OffsetDateTime updated) {
+    this.updated = updated;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    Subscription subscription = (Subscription) o;
+    return Objects.equals(this.id, subscription.id) &&
+        Objects.equals(this.name, subscription.name) &&
+        Objects.equals(this.description, subscription.description) &&
+        Objects.equals(this.imageUrl, subscription.imageUrl) &&
+        Objects.equals(this.prices, subscription.prices) &&
+        Objects.equals(this.created, subscription.created) &&
+        Objects.equals(this.updated, subscription.updated);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(id, name, description, imageUrl, prices, created, updated);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class Subscription {\n");
+    sb.append("    id: ").append(toIndentedString(id)).append("\n");
+    sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    sb.append("    description: ").append(toIndentedString(description)).append("\n");
+    sb.append("    imageUrl: ").append(toIndentedString(imageUrl)).append("\n");
+    sb.append("    prices: ").append(toIndentedString(prices)).append("\n");
+    sb.append("    created: ").append(toIndentedString(created)).append("\n");
+    sb.append("    updated: ").append(toIndentedString(updated)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("id");
+    openapiFields.add("name");
+    openapiFields.add("description");
+    openapiFields.add("image_url");
+    openapiFields.add("prices");
+    openapiFields.add("created");
+    openapiFields.add("updated");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to Subscription
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!Subscription.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in Subscription is not found in the empty JSON string", Subscription.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!Subscription.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `Subscription` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("id") != null && !jsonObj.get("id").isJsonNull()) && !jsonObj.get("id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("id").toString()));
+      }
+      if ((jsonObj.get("name") != null && !jsonObj.get("name").isJsonNull()) && !jsonObj.get("name").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `name` to be a primitive type in the JSON string but got `%s`", jsonObj.get("name").toString()));
+      }
+      if ((jsonObj.get("description") != null && !jsonObj.get("description").isJsonNull()) && !jsonObj.get("description").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `description` to be a primitive type in the JSON string but got `%s`", jsonObj.get("description").toString()));
+      }
+      if ((jsonObj.get("image_url") != null && !jsonObj.get("image_url").isJsonNull()) && !jsonObj.get("image_url").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `image_url` to be a primitive type in the JSON string but got `%s`", jsonObj.get("image_url").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!Subscription.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'Subscription' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<Subscription> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(Subscription.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<Subscription>() {
+           @Override
+           public void write(JsonWriter out, Subscription value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public Subscription read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of Subscription given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of Subscription
+   * @throws IOException if the JSON string is invalid with respect to Subscription
+   */
+  public static Subscription fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, Subscription.class);
+  }
+
+  /**
+   * Convert an instance of Subscription to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/TokenHintType.java

@@ -0,0 +1,78 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.annotations.SerializedName;
+
+import java.io.IOException;
+import com.google.gson.TypeAdapter;
+import com.google.gson.JsonElement;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+
+/**
+ * Gets or Sets TokenHintType
+ */
+@JsonAdapter(TokenHintType.Adapter.class)
+public enum TokenHintType {
+  
+  ACCESS_TOKEN("access_token"),
+  
+  REFRESH_TOKEN("refresh_token");
+
+  private String value;
+
+  TokenHintType(String value) {
+    this.value = value;
+  }
+
+  public String getValue() {
+    return value;
+  }
+
+  @Override
+  public String toString() {
+    return String.valueOf(value);
+  }
+
+  public static TokenHintType fromValue(String value) {
+    for (TokenHintType b : TokenHintType.values()) {
+      if (b.value.equals(value)) {
+        return b;
+      }
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
+  }
+
+  public static class Adapter extends TypeAdapter<TokenHintType> {
+    @Override
+    public void write(final JsonWriter jsonWriter, final TokenHintType enumeration) throws IOException {
+      jsonWriter.value(enumeration.getValue());
+    }
+
+    @Override
+    public TokenHintType read(final JsonReader jsonReader) throws IOException {
+      String value = jsonReader.nextString();
+      return TokenHintType.fromValue(value);
+    }
+  }
+
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+    String value = jsonElement.getAsString();
+    TokenHintType.fromValue(value);
+  }
+}
+

src/main/java/com/tribufu/generated/models/TokenRequest.java

@@ -0,0 +1,430 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import com.tribufu.generated.models.GrantType;
+import java.io.IOException;
+import java.util.Arrays;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * TokenRequest
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class TokenRequest {
+  public static final String SERIALIZED_NAME_GRANT_TYPE = "grant_type";
+  @SerializedName(SERIALIZED_NAME_GRANT_TYPE)
+  @javax.annotation.Nullable
+  private GrantType grantType;
+
+  public static final String SERIALIZED_NAME_CODE = "code";
+  @SerializedName(SERIALIZED_NAME_CODE)
+  @javax.annotation.Nullable
+  private String code;
+
+  public static final String SERIALIZED_NAME_USERNAME = "username";
+  @SerializedName(SERIALIZED_NAME_USERNAME)
+  @javax.annotation.Nullable
+  private String username;
+
+  public static final String SERIALIZED_NAME_PASSWORD = "password";
+  @SerializedName(SERIALIZED_NAME_PASSWORD)
+  @javax.annotation.Nullable
+  private String password;
+
+  public static final String SERIALIZED_NAME_REFRESH_TOKEN = "refresh_token";
+  @SerializedName(SERIALIZED_NAME_REFRESH_TOKEN)
+  @javax.annotation.Nullable
+  private String refreshToken;
+
+  public static final String SERIALIZED_NAME_CLIENT_ID = "client_id";
+  @SerializedName(SERIALIZED_NAME_CLIENT_ID)
+  @javax.annotation.Nullable
+  private String clientId;
+
+  public static final String SERIALIZED_NAME_REDIRECT_URI = "redirect_uri";
+  @SerializedName(SERIALIZED_NAME_REDIRECT_URI)
+  @javax.annotation.Nullable
+  private String redirectUri;
+
+  public static final String SERIALIZED_NAME_CODE_VERIFIER = "code_verifier";
+  @SerializedName(SERIALIZED_NAME_CODE_VERIFIER)
+  @javax.annotation.Nullable
+  private String codeVerifier;
+
+  public TokenRequest() {
+  }
+
+  public TokenRequest grantType(@javax.annotation.Nullable GrantType grantType) {
+    this.grantType = grantType;
+    return this;
+  }
+
+  /**
+   * Get grantType
+   * @return grantType
+   */
+  @javax.annotation.Nullable
+  public GrantType getGrantType() {
+    return grantType;
+  }
+
+  public void setGrantType(@javax.annotation.Nullable GrantType grantType) {
+    this.grantType = grantType;
+  }
+
+
+  public TokenRequest code(@javax.annotation.Nullable String code) {
+    this.code = code;
+    return this;
+  }
+
+  /**
+   * Get code
+   * @return code
+   */
+  @javax.annotation.Nullable
+  public String getCode() {
+    return code;
+  }
+
+  public void setCode(@javax.annotation.Nullable String code) {
+    this.code = code;
+  }
+
+
+  public TokenRequest username(@javax.annotation.Nullable String username) {
+    this.username = username;
+    return this;
+  }
+
+  /**
+   * Get username
+   * @return username
+   */
+  @javax.annotation.Nullable
+  public String getUsername() {
+    return username;
+  }
+
+  public void setUsername(@javax.annotation.Nullable String username) {
+    this.username = username;
+  }
+
+
+  public TokenRequest password(@javax.annotation.Nullable String password) {
+    this.password = password;
+    return this;
+  }
+
+  /**
+   * Get password
+   * @return password
+   */
+  @javax.annotation.Nullable
+  public String getPassword() {
+    return password;
+  }
+
+  public void setPassword(@javax.annotation.Nullable String password) {
+    this.password = password;
+  }
+
+
+  public TokenRequest refreshToken(@javax.annotation.Nullable String refreshToken) {
+    this.refreshToken = refreshToken;
+    return this;
+  }
+
+  /**
+   * Get refreshToken
+   * @return refreshToken
+   */
+  @javax.annotation.Nullable
+  public String getRefreshToken() {
+    return refreshToken;
+  }
+
+  public void setRefreshToken(@javax.annotation.Nullable String refreshToken) {
+    this.refreshToken = refreshToken;
+  }
+
+
+  public TokenRequest clientId(@javax.annotation.Nullable String clientId) {
+    this.clientId = clientId;
+    return this;
+  }
+
+  /**
+   * Get clientId
+   * @return clientId
+   */
+  @javax.annotation.Nullable
+  public String getClientId() {
+    return clientId;
+  }
+
+  public void setClientId(@javax.annotation.Nullable String clientId) {
+    this.clientId = clientId;
+  }
+
+
+  public TokenRequest redirectUri(@javax.annotation.Nullable String redirectUri) {
+    this.redirectUri = redirectUri;
+    return this;
+  }
+
+  /**
+   * Get redirectUri
+   * @return redirectUri
+   */
+  @javax.annotation.Nullable
+  public String getRedirectUri() {
+    return redirectUri;
+  }
+
+  public void setRedirectUri(@javax.annotation.Nullable String redirectUri) {
+    this.redirectUri = redirectUri;
+  }
+
+
+  public TokenRequest codeVerifier(@javax.annotation.Nullable String codeVerifier) {
+    this.codeVerifier = codeVerifier;
+    return this;
+  }
+
+  /**
+   * Get codeVerifier
+   * @return codeVerifier
+   */
+  @javax.annotation.Nullable
+  public String getCodeVerifier() {
+    return codeVerifier;
+  }
+
+  public void setCodeVerifier(@javax.annotation.Nullable String codeVerifier) {
+    this.codeVerifier = codeVerifier;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    TokenRequest tokenRequest = (TokenRequest) o;
+    return Objects.equals(this.grantType, tokenRequest.grantType) &&
+        Objects.equals(this.code, tokenRequest.code) &&
+        Objects.equals(this.username, tokenRequest.username) &&
+        Objects.equals(this.password, tokenRequest.password) &&
+        Objects.equals(this.refreshToken, tokenRequest.refreshToken) &&
+        Objects.equals(this.clientId, tokenRequest.clientId) &&
+        Objects.equals(this.redirectUri, tokenRequest.redirectUri) &&
+        Objects.equals(this.codeVerifier, tokenRequest.codeVerifier);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(grantType, code, username, password, refreshToken, clientId, redirectUri, codeVerifier);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class TokenRequest {\n");
+    sb.append("    grantType: ").append(toIndentedString(grantType)).append("\n");
+    sb.append("    code: ").append(toIndentedString(code)).append("\n");
+    sb.append("    username: ").append(toIndentedString(username)).append("\n");
+    sb.append("    password: ").append(toIndentedString(password)).append("\n");
+    sb.append("    refreshToken: ").append(toIndentedString(refreshToken)).append("\n");
+    sb.append("    clientId: ").append(toIndentedString(clientId)).append("\n");
+    sb.append("    redirectUri: ").append(toIndentedString(redirectUri)).append("\n");
+    sb.append("    codeVerifier: ").append(toIndentedString(codeVerifier)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("grant_type");
+    openapiFields.add("code");
+    openapiFields.add("username");
+    openapiFields.add("password");
+    openapiFields.add("refresh_token");
+    openapiFields.add("client_id");
+    openapiFields.add("redirect_uri");
+    openapiFields.add("code_verifier");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to TokenRequest
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!TokenRequest.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in TokenRequest is not found in the empty JSON string", TokenRequest.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!TokenRequest.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `TokenRequest` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      // validate the optional field `grant_type`
+      if (jsonObj.get("grant_type") != null && !jsonObj.get("grant_type").isJsonNull()) {
+        GrantType.validateJsonElement(jsonObj.get("grant_type"));
+      }
+      if ((jsonObj.get("code") != null && !jsonObj.get("code").isJsonNull()) && !jsonObj.get("code").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `code` to be a primitive type in the JSON string but got `%s`", jsonObj.get("code").toString()));
+      }
+      if ((jsonObj.get("username") != null && !jsonObj.get("username").isJsonNull()) && !jsonObj.get("username").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `username` to be a primitive type in the JSON string but got `%s`", jsonObj.get("username").toString()));
+      }
+      if ((jsonObj.get("password") != null && !jsonObj.get("password").isJsonNull()) && !jsonObj.get("password").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `password` to be a primitive type in the JSON string but got `%s`", jsonObj.get("password").toString()));
+      }
+      if ((jsonObj.get("refresh_token") != null && !jsonObj.get("refresh_token").isJsonNull()) && !jsonObj.get("refresh_token").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `refresh_token` to be a primitive type in the JSON string but got `%s`", jsonObj.get("refresh_token").toString()));
+      }
+      if ((jsonObj.get("client_id") != null && !jsonObj.get("client_id").isJsonNull()) && !jsonObj.get("client_id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `client_id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("client_id").toString()));
+      }
+      if ((jsonObj.get("redirect_uri") != null && !jsonObj.get("redirect_uri").isJsonNull()) && !jsonObj.get("redirect_uri").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `redirect_uri` to be a primitive type in the JSON string but got `%s`", jsonObj.get("redirect_uri").toString()));
+      }
+      if ((jsonObj.get("code_verifier") != null && !jsonObj.get("code_verifier").isJsonNull()) && !jsonObj.get("code_verifier").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `code_verifier` to be a primitive type in the JSON string but got `%s`", jsonObj.get("code_verifier").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!TokenRequest.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'TokenRequest' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<TokenRequest> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(TokenRequest.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<TokenRequest>() {
+           @Override
+           public void write(JsonWriter out, TokenRequest value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public TokenRequest read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of TokenRequest given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of TokenRequest
+   * @throws IOException if the JSON string is invalid with respect to TokenRequest
+   */
+  public static TokenRequest fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, TokenRequest.class);
+  }
+
+  /**
+   * Convert an instance of TokenRequest to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/TokenResponse.java

@@ -0,0 +1,367 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import com.tribufu.generated.models.TokenType;
+import java.io.IOException;
+import java.util.Arrays;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * TokenResponse
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class TokenResponse {
+  public static final String SERIALIZED_NAME_TOKEN_TYPE = "token_type";
+  @SerializedName(SERIALIZED_NAME_TOKEN_TYPE)
+  @javax.annotation.Nullable
+  private TokenType tokenType;
+
+  public static final String SERIALIZED_NAME_ACCESS_TOKEN = "access_token";
+  @SerializedName(SERIALIZED_NAME_ACCESS_TOKEN)
+  @javax.annotation.Nullable
+  private String accessToken;
+
+  public static final String SERIALIZED_NAME_REFRESH_TOKEN = "refresh_token";
+  @SerializedName(SERIALIZED_NAME_REFRESH_TOKEN)
+  @javax.annotation.Nullable
+  private String refreshToken;
+
+  public static final String SERIALIZED_NAME_SCOPE = "scope";
+  @SerializedName(SERIALIZED_NAME_SCOPE)
+  @javax.annotation.Nullable
+  private String scope;
+
+  public static final String SERIALIZED_NAME_STATE = "state";
+  @SerializedName(SERIALIZED_NAME_STATE)
+  @javax.annotation.Nullable
+  private String state;
+
+  public static final String SERIALIZED_NAME_EXPIRES_IN = "expires_in";
+  @SerializedName(SERIALIZED_NAME_EXPIRES_IN)
+  @javax.annotation.Nullable
+  private Long expiresIn;
+
+  public TokenResponse() {
+  }
+
+  public TokenResponse tokenType(@javax.annotation.Nullable TokenType tokenType) {
+    this.tokenType = tokenType;
+    return this;
+  }
+
+  /**
+   * Get tokenType
+   * @return tokenType
+   */
+  @javax.annotation.Nullable
+  public TokenType getTokenType() {
+    return tokenType;
+  }
+
+  public void setTokenType(@javax.annotation.Nullable TokenType tokenType) {
+    this.tokenType = tokenType;
+  }
+
+
+  public TokenResponse accessToken(@javax.annotation.Nullable String accessToken) {
+    this.accessToken = accessToken;
+    return this;
+  }
+
+  /**
+   * Get accessToken
+   * @return accessToken
+   */
+  @javax.annotation.Nullable
+  public String getAccessToken() {
+    return accessToken;
+  }
+
+  public void setAccessToken(@javax.annotation.Nullable String accessToken) {
+    this.accessToken = accessToken;
+  }
+
+
+  public TokenResponse refreshToken(@javax.annotation.Nullable String refreshToken) {
+    this.refreshToken = refreshToken;
+    return this;
+  }
+
+  /**
+   * Get refreshToken
+   * @return refreshToken
+   */
+  @javax.annotation.Nullable
+  public String getRefreshToken() {
+    return refreshToken;
+  }
+
+  public void setRefreshToken(@javax.annotation.Nullable String refreshToken) {
+    this.refreshToken = refreshToken;
+  }
+
+
+  public TokenResponse scope(@javax.annotation.Nullable String scope) {
+    this.scope = scope;
+    return this;
+  }
+
+  /**
+   * Get scope
+   * @return scope
+   */
+  @javax.annotation.Nullable
+  public String getScope() {
+    return scope;
+  }
+
+  public void setScope(@javax.annotation.Nullable String scope) {
+    this.scope = scope;
+  }
+
+
+  public TokenResponse state(@javax.annotation.Nullable String state) {
+    this.state = state;
+    return this;
+  }
+
+  /**
+   * Get state
+   * @return state
+   */
+  @javax.annotation.Nullable
+  public String getState() {
+    return state;
+  }
+
+  public void setState(@javax.annotation.Nullable String state) {
+    this.state = state;
+  }
+
+
+  public TokenResponse expiresIn(@javax.annotation.Nullable Long expiresIn) {
+    this.expiresIn = expiresIn;
+    return this;
+  }
+
+  /**
+   * Get expiresIn
+   * @return expiresIn
+   */
+  @javax.annotation.Nullable
+  public Long getExpiresIn() {
+    return expiresIn;
+  }
+
+  public void setExpiresIn(@javax.annotation.Nullable Long expiresIn) {
+    this.expiresIn = expiresIn;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    TokenResponse tokenResponse = (TokenResponse) o;
+    return Objects.equals(this.tokenType, tokenResponse.tokenType) &&
+        Objects.equals(this.accessToken, tokenResponse.accessToken) &&
+        Objects.equals(this.refreshToken, tokenResponse.refreshToken) &&
+        Objects.equals(this.scope, tokenResponse.scope) &&
+        Objects.equals(this.state, tokenResponse.state) &&
+        Objects.equals(this.expiresIn, tokenResponse.expiresIn);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(tokenType, accessToken, refreshToken, scope, state, expiresIn);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class TokenResponse {\n");
+    sb.append("    tokenType: ").append(toIndentedString(tokenType)).append("\n");
+    sb.append("    accessToken: ").append(toIndentedString(accessToken)).append("\n");
+    sb.append("    refreshToken: ").append(toIndentedString(refreshToken)).append("\n");
+    sb.append("    scope: ").append(toIndentedString(scope)).append("\n");
+    sb.append("    state: ").append(toIndentedString(state)).append("\n");
+    sb.append("    expiresIn: ").append(toIndentedString(expiresIn)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("token_type");
+    openapiFields.add("access_token");
+    openapiFields.add("refresh_token");
+    openapiFields.add("scope");
+    openapiFields.add("state");
+    openapiFields.add("expires_in");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to TokenResponse
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!TokenResponse.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in TokenResponse is not found in the empty JSON string", TokenResponse.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!TokenResponse.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `TokenResponse` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      // validate the optional field `token_type`
+      if (jsonObj.get("token_type") != null && !jsonObj.get("token_type").isJsonNull()) {
+        TokenType.validateJsonElement(jsonObj.get("token_type"));
+      }
+      if ((jsonObj.get("access_token") != null && !jsonObj.get("access_token").isJsonNull()) && !jsonObj.get("access_token").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `access_token` to be a primitive type in the JSON string but got `%s`", jsonObj.get("access_token").toString()));
+      }
+      if ((jsonObj.get("refresh_token") != null && !jsonObj.get("refresh_token").isJsonNull()) && !jsonObj.get("refresh_token").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `refresh_token` to be a primitive type in the JSON string but got `%s`", jsonObj.get("refresh_token").toString()));
+      }
+      if ((jsonObj.get("scope") != null && !jsonObj.get("scope").isJsonNull()) && !jsonObj.get("scope").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `scope` to be a primitive type in the JSON string but got `%s`", jsonObj.get("scope").toString()));
+      }
+      if ((jsonObj.get("state") != null && !jsonObj.get("state").isJsonNull()) && !jsonObj.get("state").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `state` to be a primitive type in the JSON string but got `%s`", jsonObj.get("state").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!TokenResponse.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'TokenResponse' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<TokenResponse> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(TokenResponse.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<TokenResponse>() {
+           @Override
+           public void write(JsonWriter out, TokenResponse value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public TokenResponse read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of TokenResponse given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of TokenResponse
+   * @throws IOException if the JSON string is invalid with respect to TokenResponse
+   */
+  public static TokenResponse fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, TokenResponse.class);
+  }
+
+  /**
+   * Convert an instance of TokenResponse to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/TokenType.java

@@ -0,0 +1,76 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.annotations.SerializedName;
+
+import java.io.IOException;
+import com.google.gson.TypeAdapter;
+import com.google.gson.JsonElement;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+
+/**
+ * Gets or Sets TokenType
+ */
+@JsonAdapter(TokenType.Adapter.class)
+public enum TokenType {
+  
+  BEARER("bearer");
+
+  private String value;
+
+  TokenType(String value) {
+    this.value = value;
+  }
+
+  public String getValue() {
+    return value;
+  }
+
+  @Override
+  public String toString() {
+    return String.valueOf(value);
+  }
+
+  public static TokenType fromValue(String value) {
+    for (TokenType b : TokenType.values()) {
+      if (b.value.equals(value)) {
+        return b;
+      }
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
+  }
+
+  public static class Adapter extends TypeAdapter<TokenType> {
+    @Override
+    public void write(final JsonWriter jsonWriter, final TokenType enumeration) throws IOException {
+      jsonWriter.value(enumeration.getValue());
+    }
+
+    @Override
+    public TokenType read(final JsonReader jsonReader) throws IOException {
+      String value = jsonReader.nextString();
+      return TokenType.fromValue(value);
+    }
+  }
+
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+    String value = jsonElement.getAsString();
+    TokenType.fromValue(value);
+  }
+}
+

src/main/java/com/tribufu/generated/models/UpdateProfile.java

@@ -0,0 +1,248 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+import java.util.Arrays;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * UpdateProfile
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class UpdateProfile {
+  public static final String SERIALIZED_NAME_DISPLAY_NAME = "display_name";
+  @SerializedName(SERIALIZED_NAME_DISPLAY_NAME)
+  @javax.annotation.Nullable
+  private String displayName;
+
+  public static final String SERIALIZED_NAME_BIOGRAPHY = "biography";
+  @SerializedName(SERIALIZED_NAME_BIOGRAPHY)
+  @javax.annotation.Nullable
+  private String biography;
+
+  public UpdateProfile() {
+  }
+
+  public UpdateProfile displayName(@javax.annotation.Nullable String displayName) {
+    this.displayName = displayName;
+    return this;
+  }
+
+  /**
+   * Get displayName
+   * @return displayName
+   */
+  @javax.annotation.Nullable
+  public String getDisplayName() {
+    return displayName;
+  }
+
+  public void setDisplayName(@javax.annotation.Nullable String displayName) {
+    this.displayName = displayName;
+  }
+
+
+  public UpdateProfile biography(@javax.annotation.Nullable String biography) {
+    this.biography = biography;
+    return this;
+  }
+
+  /**
+   * Get biography
+   * @return biography
+   */
+  @javax.annotation.Nullable
+  public String getBiography() {
+    return biography;
+  }
+
+  public void setBiography(@javax.annotation.Nullable String biography) {
+    this.biography = biography;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    UpdateProfile updateProfile = (UpdateProfile) o;
+    return Objects.equals(this.displayName, updateProfile.displayName) &&
+        Objects.equals(this.biography, updateProfile.biography);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(displayName, biography);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class UpdateProfile {\n");
+    sb.append("    displayName: ").append(toIndentedString(displayName)).append("\n");
+    sb.append("    biography: ").append(toIndentedString(biography)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("display_name");
+    openapiFields.add("biography");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to UpdateProfile
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!UpdateProfile.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in UpdateProfile is not found in the empty JSON string", UpdateProfile.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!UpdateProfile.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `UpdateProfile` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("display_name") != null && !jsonObj.get("display_name").isJsonNull()) && !jsonObj.get("display_name").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `display_name` to be a primitive type in the JSON string but got `%s`", jsonObj.get("display_name").toString()));
+      }
+      if ((jsonObj.get("biography") != null && !jsonObj.get("biography").isJsonNull()) && !jsonObj.get("biography").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `biography` to be a primitive type in the JSON string but got `%s`", jsonObj.get("biography").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!UpdateProfile.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'UpdateProfile' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<UpdateProfile> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(UpdateProfile.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<UpdateProfile>() {
+           @Override
+           public void write(JsonWriter out, UpdateProfile value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public UpdateProfile read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of UpdateProfile given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of UpdateProfile
+   * @throws IOException if the JSON string is invalid with respect to UpdateProfile
+   */
+  public static UpdateProfile fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, UpdateProfile.class);
+  }
+
+  /**
+   * Convert an instance of UpdateProfile to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/UserInfo.java

@@ -0,0 +1,913 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import com.tribufu.generated.models.UserType;
+import java.io.IOException;
+import java.time.LocalDate;
+import java.time.OffsetDateTime;
+import java.util.Arrays;
+import java.util.UUID;
+import org.openapitools.jackson.nullable.JsonNullable;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.reflect.TypeToken;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import com.tribufu.generated.JSON;
+
+/**
+ * UserInfo
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen", date = "2025-05-26T22:04:46.763378600-03:00[America/Sao_Paulo]", comments = "Generator version: 7.12.0")
+public class UserInfo {
+  public static final String SERIALIZED_NAME_ID = "id";
+  @SerializedName(SERIALIZED_NAME_ID)
+  @javax.annotation.Nullable
+  private String id;
+
+  public static final String SERIALIZED_NAME_UUID = "uuid";
+  @SerializedName(SERIALIZED_NAME_UUID)
+  @javax.annotation.Nullable
+  private UUID uuid;
+
+  public static final String SERIALIZED_NAME_NAME = "name";
+  @SerializedName(SERIALIZED_NAME_NAME)
+  @javax.annotation.Nullable
+  private String name;
+
+  public static final String SERIALIZED_NAME_DISPLAY_NAME = "display_name";
+  @SerializedName(SERIALIZED_NAME_DISPLAY_NAME)
+  @javax.annotation.Nullable
+  private String displayName;
+
+  public static final String SERIALIZED_NAME_EMAIL = "email";
+  @SerializedName(SERIALIZED_NAME_EMAIL)
+  @javax.annotation.Nullable
+  private String email;
+
+  public static final String SERIALIZED_NAME_TYPE = "type";
+  @SerializedName(SERIALIZED_NAME_TYPE)
+  @javax.annotation.Nullable
+  private UserType type;
+
+  public static final String SERIALIZED_NAME_FLAGS = "flags";
+  @SerializedName(SERIALIZED_NAME_FLAGS)
+  @javax.annotation.Nullable
+  private String flags;
+
+  public static final String SERIALIZED_NAME_PERMISSIONS = "permissions";
+  @SerializedName(SERIALIZED_NAME_PERMISSIONS)
+  @javax.annotation.Nullable
+  private String permissions;
+
+  public static final String SERIALIZED_NAME_VERIFIED = "verified";
+  @SerializedName(SERIALIZED_NAME_VERIFIED)
+  @javax.annotation.Nullable
+  private Boolean verified;
+
+  public static final String SERIALIZED_NAME_LEVEL = "level";
+  @SerializedName(SERIALIZED_NAME_LEVEL)
+  @javax.annotation.Nullable
+  private Integer level;
+
+  public static final String SERIALIZED_NAME_EXPERIENCE = "experience";
+  @SerializedName(SERIALIZED_NAME_EXPERIENCE)
+  @javax.annotation.Nullable
+  private Double experience;
+
+  public static final String SERIALIZED_NAME_PUBLIC_BIRTHDAY = "public_birthday";
+  @SerializedName(SERIALIZED_NAME_PUBLIC_BIRTHDAY)
+  @javax.annotation.Nullable
+  private Boolean publicBirthday;
+
+  public static final String SERIALIZED_NAME_BIRTHDAY = "birthday";
+  @SerializedName(SERIALIZED_NAME_BIRTHDAY)
+  @javax.annotation.Nullable
+  private LocalDate birthday;
+
+  public static final String SERIALIZED_NAME_POINTS = "points";
+  @SerializedName(SERIALIZED_NAME_POINTS)
+  @javax.annotation.Nullable
+  private Double points;
+
+  public static final String SERIALIZED_NAME_LOCATION = "location";
+  @SerializedName(SERIALIZED_NAME_LOCATION)
+  @javax.annotation.Nullable
+  private String location;
+
+  public static final String SERIALIZED_NAME_LANGUAGE = "language";
+  @SerializedName(SERIALIZED_NAME_LANGUAGE)
+  @javax.annotation.Nullable
+  private String language;
+
+  public static final String SERIALIZED_NAME_TIMEZONE = "timezone";
+  @SerializedName(SERIALIZED_NAME_TIMEZONE)
+  @javax.annotation.Nullable
+  private String timezone;
+
+  public static final String SERIALIZED_NAME_CURRENCY = "currency";
+  @SerializedName(SERIALIZED_NAME_CURRENCY)
+  @javax.annotation.Nullable
+  private String currency;
+
+  public static final String SERIALIZED_NAME_PHOTO_URL = "photo_url";
+  @SerializedName(SERIALIZED_NAME_PHOTO_URL)
+  @javax.annotation.Nullable
+  private String photoUrl;
+
+  public static final String SERIALIZED_NAME_BANNER_URL = "banner_url";
+  @SerializedName(SERIALIZED_NAME_BANNER_URL)
+  @javax.annotation.Nullable
+  private String bannerUrl;
+
+  public static final String SERIALIZED_NAME_LAST_ONLINE = "last_online";
+  @SerializedName(SERIALIZED_NAME_LAST_ONLINE)
+  @javax.annotation.Nullable
+  private OffsetDateTime lastOnline;
+
+  public static final String SERIALIZED_NAME_BIOGRAPHY = "biography";
+  @SerializedName(SERIALIZED_NAME_BIOGRAPHY)
+  @javax.annotation.Nullable
+  private String biography;
+
+  public static final String SERIALIZED_NAME_VIEW_COUNT = "view_count";
+  @SerializedName(SERIALIZED_NAME_VIEW_COUNT)
+  @javax.annotation.Nullable
+  private Integer viewCount;
+
+  public static final String SERIALIZED_NAME_CREATED = "created";
+  @SerializedName(SERIALIZED_NAME_CREATED)
+  @javax.annotation.Nullable
+  private OffsetDateTime created;
+
+  public static final String SERIALIZED_NAME_UPDATED = "updated";
+  @SerializedName(SERIALIZED_NAME_UPDATED)
+  @javax.annotation.Nullable
+  private OffsetDateTime updated;
+
+  public UserInfo() {
+  }
+
+  public UserInfo id(@javax.annotation.Nullable String id) {
+    this.id = id;
+    return this;
+  }
+
+  /**
+   * Get id
+   * @return id
+   */
+  @javax.annotation.Nullable
+  public String getId() {
+    return id;
+  }
+
+  public void setId(@javax.annotation.Nullable String id) {
+    this.id = id;
+  }
+
+
+  public UserInfo uuid(@javax.annotation.Nullable UUID uuid) {
+    this.uuid = uuid;
+    return this;
+  }
+
+  /**
+   * Get uuid
+   * @return uuid
+   */
+  @javax.annotation.Nullable
+  public UUID getUuid() {
+    return uuid;
+  }
+
+  public void setUuid(@javax.annotation.Nullable UUID uuid) {
+    this.uuid = uuid;
+  }
+
+
+  public UserInfo name(@javax.annotation.Nullable String name) {
+    this.name = name;
+    return this;
+  }
+
+  /**
+   * Get name
+   * @return name
+   */
+  @javax.annotation.Nullable
+  public String getName() {
+    return name;
+  }
+
+  public void setName(@javax.annotation.Nullable String name) {
+    this.name = name;
+  }
+
+
+  public UserInfo displayName(@javax.annotation.Nullable String displayName) {
+    this.displayName = displayName;
+    return this;
+  }
+
+  /**
+   * Get displayName
+   * @return displayName
+   */
+  @javax.annotation.Nullable
+  public String getDisplayName() {
+    return displayName;
+  }
+
+  public void setDisplayName(@javax.annotation.Nullable String displayName) {
+    this.displayName = displayName;
+  }
+
+
+  public UserInfo email(@javax.annotation.Nullable String email) {
+    this.email = email;
+    return this;
+  }
+
+  /**
+   * Get email
+   * @return email
+   */
+  @javax.annotation.Nullable
+  public String getEmail() {
+    return email;
+  }
+
+  public void setEmail(@javax.annotation.Nullable String email) {
+    this.email = email;
+  }
+
+
+  public UserInfo type(@javax.annotation.Nullable UserType type) {
+    this.type = type;
+    return this;
+  }
+
+  /**
+   * Get type
+   * @return type
+   */
+  @javax.annotation.Nullable
+  public UserType getType() {
+    return type;
+  }
+
+  public void setType(@javax.annotation.Nullable UserType type) {
+    this.type = type;
+  }
+
+
+  public UserInfo flags(@javax.annotation.Nullable String flags) {
+    this.flags = flags;
+    return this;
+  }
+
+  /**
+   * Get flags
+   * @return flags
+   */
+  @javax.annotation.Nullable
+  public String getFlags() {
+    return flags;
+  }
+
+  public void setFlags(@javax.annotation.Nullable String flags) {
+    this.flags = flags;
+  }
+
+
+  public UserInfo permissions(@javax.annotation.Nullable String permissions) {
+    this.permissions = permissions;
+    return this;
+  }
+
+  /**
+   * Get permissions
+   * @return permissions
+   */
+  @javax.annotation.Nullable
+  public String getPermissions() {
+    return permissions;
+  }
+
+  public void setPermissions(@javax.annotation.Nullable String permissions) {
+    this.permissions = permissions;
+  }
+
+
+  public UserInfo verified(@javax.annotation.Nullable Boolean verified) {
+    this.verified = verified;
+    return this;
+  }
+
+  /**
+   * Get verified
+   * @return verified
+   */
+  @javax.annotation.Nullable
+  public Boolean getVerified() {
+    return verified;
+  }
+
+  public void setVerified(@javax.annotation.Nullable Boolean verified) {
+    this.verified = verified;
+  }
+
+
+  public UserInfo level(@javax.annotation.Nullable Integer level) {
+    this.level = level;
+    return this;
+  }
+
+  /**
+   * Get level
+   * @return level
+   */
+  @javax.annotation.Nullable
+  public Integer getLevel() {
+    return level;
+  }
+
+  public void setLevel(@javax.annotation.Nullable Integer level) {
+    this.level = level;
+  }
+
+
+  public UserInfo experience(@javax.annotation.Nullable Double experience) {
+    this.experience = experience;
+    return this;
+  }
+
+  /**
+   * Get experience
+   * @return experience
+   */
+  @javax.annotation.Nullable
+  public Double getExperience() {
+    return experience;
+  }
+
+  public void setExperience(@javax.annotation.Nullable Double experience) {
+    this.experience = experience;
+  }
+
+
+  public UserInfo publicBirthday(@javax.annotation.Nullable Boolean publicBirthday) {
+    this.publicBirthday = publicBirthday;
+    return this;
+  }
+
+  /**
+   * Get publicBirthday
+   * @return publicBirthday
+   */
+  @javax.annotation.Nullable
+  public Boolean getPublicBirthday() {
+    return publicBirthday;
+  }
+
+  public void setPublicBirthday(@javax.annotation.Nullable Boolean publicBirthday) {
+    this.publicBirthday = publicBirthday;
+  }
+
+
+  public UserInfo birthday(@javax.annotation.Nullable LocalDate birthday) {
+    this.birthday = birthday;
+    return this;
+  }
+
+  /**
+   * Get birthday
+   * @return birthday
+   */
+  @javax.annotation.Nullable
+  public LocalDate getBirthday() {
+    return birthday;
+  }
+
+  public void setBirthday(@javax.annotation.Nullable LocalDate birthday) {
+    this.birthday = birthday;
+  }
+
+
+  public UserInfo points(@javax.annotation.Nullable Double points) {
+    this.points = points;
+    return this;
+  }
+
+  /**
+   * Get points
+   * @return points
+   */
+  @javax.annotation.Nullable
+  public Double getPoints() {
+    return points;
+  }
+
+  public void setPoints(@javax.annotation.Nullable Double points) {
+    this.points = points;
+  }
+
+
+  public UserInfo location(@javax.annotation.Nullable String location) {
+    this.location = location;
+    return this;
+  }
+
+  /**
+   * Get location
+   * @return location
+   */
+  @javax.annotation.Nullable
+  public String getLocation() {
+    return location;
+  }
+
+  public void setLocation(@javax.annotation.Nullable String location) {
+    this.location = location;
+  }
+
+
+  public UserInfo language(@javax.annotation.Nullable String language) {
+    this.language = language;
+    return this;
+  }
+
+  /**
+   * Get language
+   * @return language
+   */
+  @javax.annotation.Nullable
+  public String getLanguage() {
+    return language;
+  }
+
+  public void setLanguage(@javax.annotation.Nullable String language) {
+    this.language = language;
+  }
+
+
+  public UserInfo timezone(@javax.annotation.Nullable String timezone) {
+    this.timezone = timezone;
+    return this;
+  }
+
+  /**
+   * Get timezone
+   * @return timezone
+   */
+  @javax.annotation.Nullable
+  public String getTimezone() {
+    return timezone;
+  }
+
+  public void setTimezone(@javax.annotation.Nullable String timezone) {
+    this.timezone = timezone;
+  }
+
+
+  public UserInfo currency(@javax.annotation.Nullable String currency) {
+    this.currency = currency;
+    return this;
+  }
+
+  /**
+   * Get currency
+   * @return currency
+   */
+  @javax.annotation.Nullable
+  public String getCurrency() {
+    return currency;
+  }
+
+  public void setCurrency(@javax.annotation.Nullable String currency) {
+    this.currency = currency;
+  }
+
+
+  public UserInfo photoUrl(@javax.annotation.Nullable String photoUrl) {
+    this.photoUrl = photoUrl;
+    return this;
+  }
+
+  /**
+   * Get photoUrl
+   * @return photoUrl
+   */
+  @javax.annotation.Nullable
+  public String getPhotoUrl() {
+    return photoUrl;
+  }
+
+  public void setPhotoUrl(@javax.annotation.Nullable String photoUrl) {
+    this.photoUrl = photoUrl;
+  }
+
+
+  public UserInfo bannerUrl(@javax.annotation.Nullable String bannerUrl) {
+    this.bannerUrl = bannerUrl;
+    return this;
+  }
+
+  /**
+   * Get bannerUrl
+   * @return bannerUrl
+   */
+  @javax.annotation.Nullable
+  public String getBannerUrl() {
+    return bannerUrl;
+  }
+
+  public void setBannerUrl(@javax.annotation.Nullable String bannerUrl) {
+    this.bannerUrl = bannerUrl;
+  }
+
+
+  public UserInfo lastOnline(@javax.annotation.Nullable OffsetDateTime lastOnline) {
+    this.lastOnline = lastOnline;
+    return this;
+  }
+
+  /**
+   * Get lastOnline
+   * @return lastOnline
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getLastOnline() {
+    return lastOnline;
+  }
+
+  public void setLastOnline(@javax.annotation.Nullable OffsetDateTime lastOnline) {
+    this.lastOnline = lastOnline;
+  }
+
+
+  public UserInfo biography(@javax.annotation.Nullable String biography) {
+    this.biography = biography;
+    return this;
+  }
+
+  /**
+   * Get biography
+   * @return biography
+   */
+  @javax.annotation.Nullable
+  public String getBiography() {
+    return biography;
+  }
+
+  public void setBiography(@javax.annotation.Nullable String biography) {
+    this.biography = biography;
+  }
+
+
+  public UserInfo viewCount(@javax.annotation.Nullable Integer viewCount) {
+    this.viewCount = viewCount;
+    return this;
+  }
+
+  /**
+   * Get viewCount
+   * @return viewCount
+   */
+  @javax.annotation.Nullable
+  public Integer getViewCount() {
+    return viewCount;
+  }
+
+  public void setViewCount(@javax.annotation.Nullable Integer viewCount) {
+    this.viewCount = viewCount;
+  }
+
+
+  public UserInfo created(@javax.annotation.Nullable OffsetDateTime created) {
+    this.created = created;
+    return this;
+  }
+
+  /**
+   * Get created
+   * @return created
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getCreated() {
+    return created;
+  }
+
+  public void setCreated(@javax.annotation.Nullable OffsetDateTime created) {
+    this.created = created;
+  }
+
+
+  public UserInfo updated(@javax.annotation.Nullable OffsetDateTime updated) {
+    this.updated = updated;
+    return this;
+  }
+
+  /**
+   * Get updated
+   * @return updated
+   */
+  @javax.annotation.Nullable
+  public OffsetDateTime getUpdated() {
+    return updated;
+  }
+
+  public void setUpdated(@javax.annotation.Nullable OffsetDateTime updated) {
+    this.updated = updated;
+  }
+
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    UserInfo userInfo = (UserInfo) o;
+    return Objects.equals(this.id, userInfo.id) &&
+        Objects.equals(this.uuid, userInfo.uuid) &&
+        Objects.equals(this.name, userInfo.name) &&
+        Objects.equals(this.displayName, userInfo.displayName) &&
+        Objects.equals(this.email, userInfo.email) &&
+        Objects.equals(this.type, userInfo.type) &&
+        Objects.equals(this.flags, userInfo.flags) &&
+        Objects.equals(this.permissions, userInfo.permissions) &&
+        Objects.equals(this.verified, userInfo.verified) &&
+        Objects.equals(this.level, userInfo.level) &&
+        Objects.equals(this.experience, userInfo.experience) &&
+        Objects.equals(this.publicBirthday, userInfo.publicBirthday) &&
+        Objects.equals(this.birthday, userInfo.birthday) &&
+        Objects.equals(this.points, userInfo.points) &&
+        Objects.equals(this.location, userInfo.location) &&
+        Objects.equals(this.language, userInfo.language) &&
+        Objects.equals(this.timezone, userInfo.timezone) &&
+        Objects.equals(this.currency, userInfo.currency) &&
+        Objects.equals(this.photoUrl, userInfo.photoUrl) &&
+        Objects.equals(this.bannerUrl, userInfo.bannerUrl) &&
+        Objects.equals(this.lastOnline, userInfo.lastOnline) &&
+        Objects.equals(this.biography, userInfo.biography) &&
+        Objects.equals(this.viewCount, userInfo.viewCount) &&
+        Objects.equals(this.created, userInfo.created) &&
+        Objects.equals(this.updated, userInfo.updated);
+  }
+
+  private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
+    return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(id, uuid, name, displayName, email, type, flags, permissions, verified, level, experience, publicBirthday, birthday, points, location, language, timezone, currency, photoUrl, bannerUrl, lastOnline, biography, viewCount, created, updated);
+  }
+
+  private static <T> int hashCodeNullable(JsonNullable<T> a) {
+    if (a == null) {
+      return 1;
+    }
+    return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class UserInfo {\n");
+    sb.append("    id: ").append(toIndentedString(id)).append("\n");
+    sb.append("    uuid: ").append(toIndentedString(uuid)).append("\n");
+    sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    sb.append("    displayName: ").append(toIndentedString(displayName)).append("\n");
+    sb.append("    email: ").append(toIndentedString(email)).append("\n");
+    sb.append("    type: ").append(toIndentedString(type)).append("\n");
+    sb.append("    flags: ").append(toIndentedString(flags)).append("\n");
+    sb.append("    permissions: ").append(toIndentedString(permissions)).append("\n");
+    sb.append("    verified: ").append(toIndentedString(verified)).append("\n");
+    sb.append("    level: ").append(toIndentedString(level)).append("\n");
+    sb.append("    experience: ").append(toIndentedString(experience)).append("\n");
+    sb.append("    publicBirthday: ").append(toIndentedString(publicBirthday)).append("\n");
+    sb.append("    birthday: ").append(toIndentedString(birthday)).append("\n");
+    sb.append("    points: ").append(toIndentedString(points)).append("\n");
+    sb.append("    location: ").append(toIndentedString(location)).append("\n");
+    sb.append("    language: ").append(toIndentedString(language)).append("\n");
+    sb.append("    timezone: ").append(toIndentedString(timezone)).append("\n");
+    sb.append("    currency: ").append(toIndentedString(currency)).append("\n");
+    sb.append("    photoUrl: ").append(toIndentedString(photoUrl)).append("\n");
+    sb.append("    bannerUrl: ").append(toIndentedString(bannerUrl)).append("\n");
+    sb.append("    lastOnline: ").append(toIndentedString(lastOnline)).append("\n");
+    sb.append("    biography: ").append(toIndentedString(biography)).append("\n");
+    sb.append("    viewCount: ").append(toIndentedString(viewCount)).append("\n");
+    sb.append("    created: ").append(toIndentedString(created)).append("\n");
+    sb.append("    updated: ").append(toIndentedString(updated)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  public static HashSet<String> openapiFields;
+  public static HashSet<String> openapiRequiredFields;
+
+  static {
+    // a set of all properties/fields (JSON key names)
+    openapiFields = new HashSet<String>();
+    openapiFields.add("id");
+    openapiFields.add("uuid");
+    openapiFields.add("name");
+    openapiFields.add("display_name");
+    openapiFields.add("email");
+    openapiFields.add("type");
+    openapiFields.add("flags");
+    openapiFields.add("permissions");
+    openapiFields.add("verified");
+    openapiFields.add("level");
+    openapiFields.add("experience");
+    openapiFields.add("public_birthday");
+    openapiFields.add("birthday");
+    openapiFields.add("points");
+    openapiFields.add("location");
+    openapiFields.add("language");
+    openapiFields.add("timezone");
+    openapiFields.add("currency");
+    openapiFields.add("photo_url");
+    openapiFields.add("banner_url");
+    openapiFields.add("last_online");
+    openapiFields.add("biography");
+    openapiFields.add("view_count");
+    openapiFields.add("created");
+    openapiFields.add("updated");
+
+    // a set of required properties/fields (JSON key names)
+    openapiRequiredFields = new HashSet<String>();
+  }
+
+  /**
+   * Validates the JSON Element and throws an exception if issues found
+   *
+   * @param jsonElement JSON Element
+   * @throws IOException if the JSON Element is invalid with respect to UserInfo
+   */
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+      if (jsonElement == null) {
+        if (!UserInfo.openapiRequiredFields.isEmpty()) { // has required fields but JSON element is null
+          throw new IllegalArgumentException(String.format("The required field(s) %s in UserInfo is not found in the empty JSON string", UserInfo.openapiRequiredFields.toString()));
+        }
+      }
+
+      Set<Map.Entry<String, JsonElement>> entries = jsonElement.getAsJsonObject().entrySet();
+      // check to see if the JSON string contains additional fields
+      for (Map.Entry<String, JsonElement> entry : entries) {
+        if (!UserInfo.openapiFields.contains(entry.getKey())) {
+          throw new IllegalArgumentException(String.format("The field `%s` in the JSON string is not defined in the `UserInfo` properties. JSON: %s", entry.getKey(), jsonElement.toString()));
+        }
+      }
+        JsonObject jsonObj = jsonElement.getAsJsonObject();
+      if ((jsonObj.get("id") != null && !jsonObj.get("id").isJsonNull()) && !jsonObj.get("id").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("id").toString()));
+      }
+      if ((jsonObj.get("uuid") != null && !jsonObj.get("uuid").isJsonNull()) && !jsonObj.get("uuid").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `uuid` to be a primitive type in the JSON string but got `%s`", jsonObj.get("uuid").toString()));
+      }
+      if ((jsonObj.get("name") != null && !jsonObj.get("name").isJsonNull()) && !jsonObj.get("name").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `name` to be a primitive type in the JSON string but got `%s`", jsonObj.get("name").toString()));
+      }
+      if ((jsonObj.get("display_name") != null && !jsonObj.get("display_name").isJsonNull()) && !jsonObj.get("display_name").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `display_name` to be a primitive type in the JSON string but got `%s`", jsonObj.get("display_name").toString()));
+      }
+      if ((jsonObj.get("email") != null && !jsonObj.get("email").isJsonNull()) && !jsonObj.get("email").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `email` to be a primitive type in the JSON string but got `%s`", jsonObj.get("email").toString()));
+      }
+      // validate the optional field `type`
+      if (jsonObj.get("type") != null && !jsonObj.get("type").isJsonNull()) {
+        UserType.validateJsonElement(jsonObj.get("type"));
+      }
+      if ((jsonObj.get("flags") != null && !jsonObj.get("flags").isJsonNull()) && !jsonObj.get("flags").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `flags` to be a primitive type in the JSON string but got `%s`", jsonObj.get("flags").toString()));
+      }
+      if ((jsonObj.get("permissions") != null && !jsonObj.get("permissions").isJsonNull()) && !jsonObj.get("permissions").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `permissions` to be a primitive type in the JSON string but got `%s`", jsonObj.get("permissions").toString()));
+      }
+      if ((jsonObj.get("location") != null && !jsonObj.get("location").isJsonNull()) && !jsonObj.get("location").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `location` to be a primitive type in the JSON string but got `%s`", jsonObj.get("location").toString()));
+      }
+      if ((jsonObj.get("language") != null && !jsonObj.get("language").isJsonNull()) && !jsonObj.get("language").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `language` to be a primitive type in the JSON string but got `%s`", jsonObj.get("language").toString()));
+      }
+      if ((jsonObj.get("timezone") != null && !jsonObj.get("timezone").isJsonNull()) && !jsonObj.get("timezone").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `timezone` to be a primitive type in the JSON string but got `%s`", jsonObj.get("timezone").toString()));
+      }
+      if ((jsonObj.get("currency") != null && !jsonObj.get("currency").isJsonNull()) && !jsonObj.get("currency").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `currency` to be a primitive type in the JSON string but got `%s`", jsonObj.get("currency").toString()));
+      }
+      if ((jsonObj.get("photo_url") != null && !jsonObj.get("photo_url").isJsonNull()) && !jsonObj.get("photo_url").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `photo_url` to be a primitive type in the JSON string but got `%s`", jsonObj.get("photo_url").toString()));
+      }
+      if ((jsonObj.get("banner_url") != null && !jsonObj.get("banner_url").isJsonNull()) && !jsonObj.get("banner_url").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `banner_url` to be a primitive type in the JSON string but got `%s`", jsonObj.get("banner_url").toString()));
+      }
+      if ((jsonObj.get("biography") != null && !jsonObj.get("biography").isJsonNull()) && !jsonObj.get("biography").isJsonPrimitive()) {
+        throw new IllegalArgumentException(String.format("Expected the field `biography` to be a primitive type in the JSON string but got `%s`", jsonObj.get("biography").toString()));
+      }
+  }
+
+  public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
+       if (!UserInfo.class.isAssignableFrom(type.getRawType())) {
+         return null; // this class only serializes 'UserInfo' and its subtypes
+       }
+       final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
+       final TypeAdapter<UserInfo> thisAdapter
+                        = gson.getDelegateAdapter(this, TypeToken.get(UserInfo.class));
+
+       return (TypeAdapter<T>) new TypeAdapter<UserInfo>() {
+           @Override
+           public void write(JsonWriter out, UserInfo value) throws IOException {
+             JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
+             elementAdapter.write(out, obj);
+           }
+
+           @Override
+           public UserInfo read(JsonReader in) throws IOException {
+             JsonElement jsonElement = elementAdapter.read(in);
+             validateJsonElement(jsonElement);
+             return thisAdapter.fromJsonTree(jsonElement);
+           }
+
+       }.nullSafe();
+    }
+  }
+
+  /**
+   * Create an instance of UserInfo given an JSON string
+   *
+   * @param jsonString JSON string
+   * @return An instance of UserInfo
+   * @throws IOException if the JSON string is invalid with respect to UserInfo
+   */
+  public static UserInfo fromJson(String jsonString) throws IOException {
+    return JSON.getGson().fromJson(jsonString, UserInfo.class);
+  }
+
+  /**
+   * Convert an instance of UserInfo to an JSON string
+   *
+   * @return JSON string
+   */
+  public String toJson() {
+    return JSON.getGson().toJson(this);
+  }
+}
+

src/main/java/com/tribufu/generated/models/UserType.java

@@ -0,0 +1,78 @@
+/*
+ * Tribufu API
+ * REST API to access Tribufu services.
+ *
+ * The version of the OpenAPI document: 1.1.0
+ * Contact: contact@tribufu.com
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package com.tribufu.generated.models;
+
+import java.util.Objects;
+import com.google.gson.annotations.SerializedName;
+
+import java.io.IOException;
+import com.google.gson.TypeAdapter;
+import com.google.gson.JsonElement;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+
+/**
+ * Gets or Sets UserType
+ */
+@JsonAdapter(UserType.Adapter.class)
+public enum UserType {
+  
+  USER("user"),
+  
+  BOT("bot");
+
+  private String value;
+
+  UserType(String value) {
+    this.value = value;
+  }
+
+  public String getValue() {
+    return value;
+  }
+
+  @Override
+  public String toString() {
+    return String.valueOf(value);
+  }
+
+  public static UserType fromValue(String value) {
+    for (UserType b : UserType.values()) {
+      if (b.value.equals(value)) {
+        return b;
+      }
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
+  }
+
+  public static class Adapter extends TypeAdapter<UserType> {
+    @Override
+    public void write(final JsonWriter jsonWriter, final UserType enumeration) throws IOException {
+      jsonWriter.value(enumeration.getValue());
+    }
+
+    @Override
+    public UserType read(final JsonReader jsonReader) throws IOException {
+      String value = jsonReader.nextString();
+      return UserType.fromValue(value);
+    }
+  }
+
+  public static void validateJsonElement(JsonElement jsonElement) throws IOException {
+    String value = jsonElement.getAsString();
+    UserType.fromValue(value);
+  }
+}
+