feat: Add Minetest support (#573)

* feat: Add Minetest support using serverlist

* Update CHANGELOG.md

* Update CHANGELOG.md

protocols/minetest.js

@@ -0,0 +1,39 @@
+import Core from './core.js'
+
+export default class minetest extends Core {
+  constructor() {
+    super()
+    this.usedTcp = true
+  }
+
+  async run(state) {
+    const servers = await this.request({
+      url: 'https://servers.minetest.net/list',
+      responseType: 'json'
+    })
+
+    if (servers == null) {
+      throw new Error('Unable to retrieve master server list')
+    }
+
+    const serverInfo = servers.list.find(
+      (server) =>
+        server.ip === this.options.address && server.port === this.options.port
+    )
+
+    if (serverInfo == null) {
+      throw new Error('Server not found in master server list')
+    }
+
+    const players = serverInfo.clients_list || [] // the 'players' field is undefined if there are no players
+
+    state.name = serverInfo.name
+    state.password = serverInfo.password
+    state.numplayers = serverInfo.clients || players.length
+    state.maxplayers = serverInfo.clients_max
+    state.players = players.map((player) => ({ name: player, raw: {} }))
+
+    state.raw = serverInfo
+    state.version = serverInfo.version
+  }
+}