publish_docker.yml

name: Publish Docker image
on:
  release:
    types: [published]
jobs:
  push_to_registries:
    name: Build and publish Docker image
    runs-on: ubuntu-latest
    steps:
      -
        name: Check out the repo
        uses: actions/checkout@v4
      -
        name: Set up QEMU
        uses: docker/setup-qemu-action@v3
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      -
        name: Prepare
        # In this preparation step, a few configurations are made
        # according to tags that will be used to export the image
        # for Docker Hub, as well as the name of the image itself
        id: prep
        run: |
          DOCKER_IMAGE=ghcr.io/msk-access/biometrics
          VERSION=noop
          if [ "${{ github.event_name }}" = "schedule" ]; then
            VERSION=nightly
          elif [[ $GITHUB_REF == refs/tags/* ]]; then
            VERSION=${GITHUB_REF#refs/tags/}
          elif [[ $GITHUB_REF == refs/heads/* ]]; then
            VERSION=$(echo ${GITHUB_REF#refs/heads/} | sed -r 's#/+#-#g')
          fi
          TAGS="${DOCKER_IMAGE}:${VERSION}"
          if [[ $VERSION =~ ^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$ ]]; then
            MINOR=${VERSION%.*}
            MAJOR=${MINOR%.*}
            TAGS="$TAGS,${DOCKER_IMAGE}:${MINOR},${DOCKER_IMAGE}:${MAJOR},${DOCKER_IMAGE}:latest"
          elif [[ $VERSION =~ ^v[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$ ]]; then
            VERSION=$(echo ${VERSION#v})
            TAGS="${DOCKER_IMAGE}:${VERSION}"
          elif [ "${{ github.event_name }}" = "push" ]; then
            TAGS="$TAGS,${DOCKER_IMAGE}:sha-${GITHUB_SHA::8}"
          fi
          echo ::set-output name=version::${VERSION}
          echo ::set-output name=tags::${TAGS}
      -
        name: Login to GitHub Container Registry
        #if: github.event_name != 'pull_request'
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.RS_PAT }}
      - name: Push to GitHub Packages
        uses: docker/build-push-action@v5
        with:
          context: .
          file: ./Dockerfile
          registry: ghcr.io
          push: true
          tags: ${{ steps.prep.outputs.tags }}
          build-args: |
            BIOMETRICS_VERSION=${{ steps.prep.outputs.version }}
          labels: |
            org.opencontainers.image.title=${{ github.event.repository.name }}
            org.opencontainers.image.description=${{ github.event.repository.description }}
            org.opencontainers.image.version=${{ steps.prep.outputs.version }}