docker-build-push.yml

name: build and push docker image
run-name: build and push docker image
on:
  release:
    types: [published]
jobs:
  docker:
    runs-on: ubuntu-latest
    steps:
      - name: checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
      - name: prepare tags
        id: prep
        run: |
          IMAGE="dnastack/wdl-ci"
          VERSION_TAG=`git describe --tags --abbrev=0`
          LONG_VERSION_TAG=`git describe --tags --long --always`
          LATEST_TAG="latest"
          ALL_TAGS="${IMAGE}:${VERSION_TAG},${IMAGE}:${LONG_VERSION_TAG},${IMAGE}:${LATEST_TAG}"

          echo ::set-output name=all_tags::${ALL_TAGS}
      - name: set up QEMU
        uses: docker/setup-qemu-action@master
        with:
          platforms: all
      - name: set up docker buildx
        id: buildx
        uses: docker/setup-buildx-action@master
      - name: login to dockerhub
        uses: docker/login-action@v1
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}
      - name: build
        uses: docker/build-push-action@v2
        with:
          builder: ${{ steps.buildx.outputs.name }}
          context: .
          file: ./Dockerfile
          platforms: linux/amd64,linux/arm/v7,linux/arm64/v8
          push: true
          tags: ${{ steps.prep.outputs.all_tags }}