deployment: Add Modrinth deployment functionality

tools/deployment/build.gradle.kts

@@ -21,6 +21,7 @@ repositories {
 
 dependencies {
     compileOnly("com.google.code.gson:gson:2.11.0")
+    implementation("com.squareup.okhttp3:okhttp:4.12.0")
     implementation("org.jetbrains:annotations:26.0.2")
 
     implementation("de.oliver.FancyAnalytics:java-sdk:0.0.2")

tools/deployment/src/main/java/de/oliver/deployment/Configuration.java

@@ -5,6 +5,7 @@ import com.google.gson.annotations.SerializedName;
 public record Configuration(
         @SerializedName("project_id") String projectID,
         @SerializedName("plugin_jar_path") String pluginJarPath,
+        @SerializedName("changelog_path") String changeLogPath,
         String version,
         @SerializedName("supported_versions") String[] supportedVersions,
         String channel,

tools/deployment/src/main/java/de/oliver/deployment/modrinth/CreateVersionRequest.java

@@ -0,0 +1,17 @@
+package de.oliver.deployment.modrinth;
+
+import com.google.gson.annotations.SerializedName;
+
+public record CreateVersionRequest(
+        String name,
+        @SerializedName("version_number") String versionName,
+        String changelog,
+        @SerializedName("game_versions") String[] gameVersions,
+        @SerializedName("version_type") String versionType,
+        String[] loaders,
+        boolean featured,
+        @SerializedName("project_id") String projectId,
+        @SerializedName("file_parts") String[] fileParts,
+        @SerializedName("primary_file") String primaryFile
+) {
+}

tools/deployment/src/main/java/de/oliver/deployment/modrinth/ModrinthService.java

@@ -0,0 +1,56 @@
+package de.oliver.deployment.modrinth;
+
+import com.google.gson.Gson;
+import de.oliver.deployment.Configuration;
+import okhttp3.*;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+
+public class ModrinthService {
+    private static final String BASE_URL = "https://api.modrinth.com/v2/version";
+    private final OkHttpClient client = new OkHttpClient();
+    private final String apiKey;
+
+    public ModrinthService(String apiKey) {
+        this.apiKey = apiKey;
+    }
+
+    public void deployPlugin(Configuration config) throws IOException {
+        String changelog = Files.readString(Path.of(config.changeLogPath()));
+
+        CreateVersionRequest req = new CreateVersionRequest(
+                config.version(),
+                config.version(),
+                changelog,
+                config.supportedVersions(),
+                config.channel(),
+                config.loaders(),
+                config.featured(),
+                config.projectID(),
+                new String[]{"plugin"},
+                "plugin"
+        );
+
+        File pluginFile = new File(config.pluginJarPath());
+
+        RequestBody body = new MultipartBody.Builder()
+                .setType(MultipartBody.FORM)
+                .addFormDataPart("data", new Gson().toJson(req))
+                .addFormDataPart("plugin", pluginFile.getName(),
+                        RequestBody.create(pluginFile, MediaType.parse("application/java-archive")))
+                .build();
+
+        Request request = new Request.Builder()
+                .url(BASE_URL)
+                .addHeader("Authorization", apiKey)
+                .post(body)
+                .build();
+
+        try (Response response = client.newCall(request).execute()) {
+            System.out.println("Response: " + response.code() + " - " + response.body().string());
+        }
+    }
+}