docker-image-publish.yml

name: Publish Docker image for new tag/release

on:
  workflow_run:
    workflows: [Publish release]
    types:
      - completed

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}

jobs:
  build:
    name: Publish Docker image for new tag/release
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    strategy:
      matrix:
        java: [ 21 ]
        dockerfile-path: [Dockerfile, extra/Dockerfile]
        include:
          - dockerfile-path: Dockerfile
            build-cmd: mvn clean package -Dcheckstyle.skip -Dmaven.test.skip=true
            package-name: ghcr.io/${{ github.repository }}
          - dockerfile-path: extra/Dockerfile
            build-cmd: mvn clean package --file extra/pom.xml -Dcheckstyle.skip -Dmaven.test.skip=true
            package-name: ghcr.io/${{ github.repository }}-bundle
    steps:
      - name: Set up JDK
        uses: actions/setup-java@v3
        with:
          distribution: 'temurin'
          cache: 'maven'
          java-version: ${{ matrix.java }}
      - name: Build .jar via Maven
        run: ${{ matrix.build-cmd }}
      - name: Checkout repository
        uses: actions/checkout@v4
      - name: Log in to the Container registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Extract metadata (tags, labels) for Docker Image
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ matrix.package-name }}
      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          context: .
          file: ${{ matrix.dockerfile-path }}
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}