First crack at publishing a Maven package (probably broken)

.github/workflows/gradle-publish.yml

@@ -0,0 +1,44 @@
+# This workflow will build a package using Gradle and then publish it to GitHub packages when a release is created
+# For more information see: https://github.com/actions/setup-java/blob/main/docs/advanced-usage.md#Publishing-using-gradle
+
+name: Gradle Package
+
+on:
+  # TODO: Remove push trigger
+  push:
+    branches:
+      - main  
+  release:
+    types: [published]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up JDK 17
+      uses: actions/setup-java@v4
+      with:
+        java-version: '17'
+        distribution: 'temurin'
+        server-id: github # Value of the distributionManagement/repository/id field of the pom.xml
+        settings-path: ${{ github.workspace }} # location for the settings.xml file
+
+    - name: Set up Gradle
+      uses: gradle/actions/setup-gradle@v3
+
+    - name: Execute Gradle build
+      run: ./gradlew build
+
+    # The USERNAME and TOKEN need to correspond to the credentials environment variables used in
+    # the publishing section of your build.gradle
+    - name: Publish to GitHub Packages
+      run: ./gradlew publish
+      env:
+        GITHUB_ACTOR: ${{ github.actor }}
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

android/MapLibreUI/build.gradle

@@ -63,4 +63,17 @@ dependencies {
     androidTestImplementation platform('androidx.compose:compose-bom:2024.02.00')
     debugImplementation 'androidx.compose.ui:ui-tooling'
     debugImplementation 'androidx.compose.ui:ui-test-manifest'
-}
+}
+
+afterEvaluate {
+    publishing {
+        publications {
+            mavenJava(MavenPublication) {
+                from components.release
+
+                groupId = 'com.stadiamaps'
+                artifactId = 'ferrostar-maplibreui'
+            }
+        }
+    }
+}

android/build.gradle

@@ -5,4 +5,22 @@ plugins {
     id 'org.jetbrains.kotlin.android' version '1.7.20' apply false
     id 'com.github.willir.rust.cargo-ndk-android' version '0.3.4' apply false
     id 'com.ncorti.ktfmt.gradle' version '0.17.0' apply false
-}
+    id 'maven-publish'
+}
+
+subprojects {
+    version = "0.0.1"
+
+    publishing {
+        repositories {
+            maven {
+                name = "GitHubPackages"
+                url = uri("https://maven.pkg.github.com/stadiamaps/ferrostar")
+                credentials {
+                    username = System.getenv("GITHUB_ACTOR")
+                    password = System.getenv("GITHUB_TOKEN")
+                }
+            }
+        }
+    }
+}