release.yml

name: Publish package to the Maven Central Repository
on:
  workflow_dispatch:
#  push:
#    branches:
#      - main

jobs:
  release:
    name: Release with jars
    runs-on: ubuntu-latest
    steps:
    # https://trstringer.com/github-actions-create-release-upload-artifacts/:
    - name: Build fat
      run: |
        mvn clean package -DskipTests -Pfat-jar
        bash ci/merge_jar_sources.sh result-fat
    - name: Build skinny
      run: |
        mvn clean package -DskipTests
        bash ci/merge_jar_sources.sh result

  publish:
    name: Publish package
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - name: Set up Maven Central Repository
        uses: actions/setup-java@v2
        with:
          java-version: '17'
          distribution: 'adopt'
          server-id: ossrh
          server-username: MAVEN_USERNAME
          server-password: MAVEN_PASSWORD
      - name: Deploy package
        run: mvn --batch-mode deploy
        env:
          MAVEN_USERNAME: ${{ secrets.OSSRH_USERNAME }}
          MAVEN_PASSWORD: ${{ secrets.OSSRH_TOKEN }}