publish_release.yml

name: Publish Release

# Every time we merge to main branch we publish a release.
on:
  push:
    branches: [ main ]
  workflow_dispatch:

jobs:
  
  publish-release:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4
        with:
          ref: main

      - name: Set up JDK
        uses: actions/setup-java@v3
        with:
          distribution: 'zulu'
          java-version: 17
          cache: 'gradle'
      
      - name: Grant execute permission for gradlew
        run: chmod +x gradlew
      
      - name: Gradle check
        run: ./gradlew check --no-daemon

      # TODO: add more tests or rely on check_release workflow?

      # Base64 decodes and pipes the GPG key content into the secret file
      - name: Prepare environment
        env:
          GPG_KEY_CONTENTS: ${{ secrets.GPG_KEY_CONTENTS }}
          SIGNING_SECRET_KEY_RING_FILE: ${{ secrets.SIGNING_SECRET_KEY_RING_FILE }}
        run: |
          git fetch --unshallow
          sudo bash -c "echo '$GPG_KEY_CONTENTS' | base64 -d > '$SIGNING_SECRET_KEY_RING_FILE'"

      # Packages and publishes to Maven Central
      - name: Publish to Maven Central
        run: ./gradlew publishReleasePublicationToSonatypeRepository --max-workers 1 --stacktrace --no-daemon
        env:
          OSSRH_USERNAME: ${{ secrets.OSSRH_USERNAME }}
          OSSRH_PASSWORD: ${{ secrets.OSSRH_PASSWORD }}
          SIGNING_KEY_ID: ${{ secrets.SIGNING_KEY_ID }}
          SIGNING_PASSWORD: ${{ secrets.SIGNING_PASSWORD }}
          SIGNING_SECRET_KEY_RING_FILE: ${{ secrets.SIGNING_SECRET_KEY_RING_FILE }}
          SONATYPE_STAGING_PROFILE_ID: ${{ secrets.SONATYPE_STAGING_PROFILE_ID }}

      # Get the version name from a script and save to environment variable.
      - name: Set PROJECT_VERSION
        run: |
          echo "▸ Set run permission."
          chmod +x scripts/version_name.sh
          echo "▸ Getting version name"
          PROJECT_VERSION=$(./scripts/version_name.sh)
          echo "▸ Variable PROJECT_VERSION set to: ${PROJECT_VERSION}"
          echo "▸ Adding PROJECT_VERSION variable with: $PROJECT_VERSION"
          echo "PROJECT_VERSION=$PROJECT_VERSION" >> $GITHUB_ENV
          echo "▸ DONE"

      # Create the Release TAG and notes.
      - name: Create GitHub Release
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          commitish: main
          tag_name: ${{ env.PROJECT_VERSION }}
          release_name: ${{ env.PROJECT_VERSION }}
          body_path: ${{ github.workspace }}/RELEASE_NOTES.md
          draft: false
          prerelease: false