Add basic example

.env.example

@@ -1,3 +1,2 @@
-CLIENT_ID=
-CLIENT_SECRET=
-TRIBUFU_API_URL=https://api.tribufu.com
+TRIBUFU_API_KEY=""
+TRIBUFU_API_URL="https://api.tribufu.com"

Cargo.toml

@@ -43,3 +43,4 @@ uuid = { version = "^1.8", features = ["serde", "v4"] }
 
 [dev-dependencies]
 dotenv = "0.15.0"
+tokio = { version = "1.45.1", features = ["full"] }

examples/api.rs

@@ -0,0 +1,14 @@
+// Copyright (c) Tribufu. All Rights Reserved.
+// SPDX-License-Identifier: MIT
+
+use dotenv::dotenv;
+use tribufu::apis::tribufu_generated_api::TribufuGeneratedApi;
+use tribufu::TribufuApi;
+
+#[tokio::main]
+async fn main() {
+    dotenv().unwrap();
+    let tribufu = TribufuApi::from_env_or_default(None);
+    let user_info = tribufu.get_user_info().await.unwrap();
+    println!("{:?}", user_info);
+}