Add publishing to GitHub packages

.github/workflows/publish.yml

@@ -0,0 +1,22 @@
+name: Publish package to GitHub Packages
+on: push
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-java@v3
+        with:
+          java-version: '20'
+          distribution: 'temurin'
+      - name: Validate Gradle wrapper
+        uses: gradle/wrapper-validation-action@ccb4328a959376b642e027874838f60f8e596de3
+      - name: Publish package
+        uses: gradle/gradle-build-action@749f47bda3e44aa060e82d7b3ef7e40d953bd629
+        with:
+          arguments: core:publish
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

core/build.gradle.kts

@@ -6,6 +6,7 @@ plugins {
     `lavalink-publishing`
     kotlin("plugin.serialization")
     id("kotlinx-atomicfu")
+    id("maven-publish")
 }
 
 kotlin {
@@ -73,3 +74,16 @@ kotlin {
 mavenPublishing {
     configure(KotlinMultiplatform(JavadocJar.Dokka("dokkaHtml")))
 }
+
+publishing {
+    repositories {
+        maven {
+            name = "GitHubPackages"
+            url = "https://maven.pkg.github.com/botlabs-gg/lavalink.kt"
+            credentials {
+                username = System.getenv("GITHUB_ACTOR")
+                password = System.getenv("GITHUB_TOKEN")
+            }
+        }
+    }
+}