docker-cd.yaml

name: Docker CD
on:
  push:
    tags:
      - "v*"
jobs:
  docker-build-and-push:
    name: Build Docker image and push
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Extract tag
        run: echo "RELEASE_VERSION=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV
      - name: Login to Docker Hub
        uses: docker/login-action@v1
        with:
          username: ${{ secrets.DOCKER_HUB_USERNAME }}
          password: ${{ secrets.DOCKER_HUB_TOKEN }}
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1
      - name: Build and push
        uses: docker/build-push-action@v2
        with:
          context: .
          file: ./Dockerfile
          push: true
          platforms: linux/amd64,linux/arm/v7,linux/arm64/v8
          tags: ${{ secrets.DOCKER_HUB_USERNAME }}/untis-ics-sync:${{ env.RELEASE_VERSION }},${{ secrets.DOCKER_HUB_USERNAME }}/untis-ics-sync:latest