theme.park/.github/workflows/docker-build.yml

name: docker build
on:
  release:
    types:
      - released
  workflow_dispatch:
    inputs:
      branch:
        description: 'Select branch'
        required: true
        type: choice
        options:
        - master
        - develop
        - testing
      tag:
        description: 'Append a the tag with "-custom" e.g :develop-custom'
  push:
    branches:
      - develop
      - testing
    paths-ignore:
        - '.github/**'
jobs:
  build-and-push-it-to-the-limit:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        architecture: [linux-arm-v7,linux-arm64,linux-amd64]
    steps:
      - name: checkout
        uses: actions/checkout@v3.1.0
        with:
          fetch-depth: 0
      - name: Prepare
        id: prep
        run: |
          echo "ARCHITECTURE=${{ matrix.architecture }}" >> $GITHUB_ENV
          echo "created=$(date -u +'%Y-%m-%dT%H:%M:%SZ')" >> $GITHUB_ENV
          echo "title=${GITHUB_REPOSITORY,,}:${{ github.ref_name }}" >> $GITHUB_ENV
          echo "revision=${GITHUB_SHA}" >> $GITHUB_ENV
          echo "source=${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY,,}/tree/${{ github.ref_name }}" >> $GITHUB_ENV
          echo "vendor=${{ github.repository_owner }}" >> $GITHUB_ENV
          echo "url=${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY,,}/blob/master/README.md" >> $GITHUB_ENV
          echo "VERSION=${{ github.event.release.tag_name }}" >> $GITHUB_ENV
          echo "platform=${ARCHITECTURE//-/\/}" >> $GITHUB_ENV
          echo "cache=${GITHUB_REPOSITORY,,}:${{ github.ref_name }}-cache-${{ matrix.architecture }}${{ github.event.inputs.tag }}" >> $GITHUB_ENV
          echo "tag=${GITHUB_REPOSITORY,,}:${{ github.ref_name }}-${GITHUB_SHA:0:7}-${GITHUB_RUN_NUMBER}-${{ matrix.architecture }}${{ github.event.inputs.tag }}" >> $GITHUB_ENV
          echo "release=${{ github.event.release.target_commitish }}" >> $GITHUB_ENV          

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2.1.0

      - name: Set up Docker Buildx
        id: buildx
        uses: docker/setup-buildx-action@v2.2.1
        with:
          driver-opts: image=moby/buildkit:v0.10.5

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v2.1.0
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GH_PAT }}

      - name: build&push
        uses: docker/build-push-action@v3.2.0
        with:
          push: ${{ github.event_name != 'pull_request' }}
          platforms: ${{ env.platform }}
          file: ./${{ matrix.architecture }}.Dockerfile
          cache-from: ghcr.io/${{ env.cache }}
          cache-to: ghcr.io/${{ env.cache }}
          tags: |
            ghcr.io/${{ env.tag }}            
          labels: |
            org.opencontainers.image.created=${{ env.created }}
            org.opencontainers.image.title=${{ env.title }}
            org.opencontainers.image.revision=${{ env.revision }}
            org.opencontainers.image.source=${{ env.source }}
            org.opencontainers.image.vendor=${{ env.vendor }}
            org.opencontainers.image.url=${{ env.url }}
            org.opencontainers.image.version=${{ env.VERSION }}            
          build-args: |
            TP_RELEASE=${{ env.VERSION }}
            BUILD_DATE=${{ env.created }}
            BUILD_ARCHITECTURE=${{ env.ARCHITECTURE }}            

  publish:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        registry: [ghcr.io]
    needs: [build-and-push-it-to-the-limit]
    steps:
      - name: Checkout
        uses: actions/checkout@v3.1.0

      - name: Login to GitHub Container Registry
        if: matrix.registry == 'ghcr.io'
        uses: docker/login-action@v2.1.0
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GH_PAT }}

      - name: Create manifests
        env:
          DOCKER_CLI_EXPERIMENTAL: enabled
        run: |
          IMAGE=${{ matrix.registry }}/${GITHUB_REPOSITORY,,}
          TAG=${{ github.ref_name }}-${GITHUB_SHA:0:7}-${GITHUB_RUN_NUMBER}
          SOURCE=${IMAGE}:${TAG}
          [[ -f linux-amd64.Dockerfile ]]  && AMD64=${SOURCE}-linux-amd64${{ github.event.inputs.tag }}
          [[ -f linux-arm64.Dockerfile ]]  && ARM64=${SOURCE}-linux-arm64${{ github.event.inputs.tag }}
          [[ -f linux-arm-v7.Dockerfile ]] && ARMV7=${SOURCE}-linux-arm-v7${{ github.event.inputs.tag }}
          docker manifest create ${IMAGE}:${TAG}${{ github.event.inputs.tag }} ${AMD64} ${ARM64} ${ARMV7}
          docker manifest push ${IMAGE}:${TAG}${{ github.event.inputs.tag }}
          TAG=${{ github.ref_name }}${{ github.event.inputs.tag }}
          docker manifest create ${IMAGE}:${TAG} ${AMD64} ${ARM64} ${ARMV7}
          docker manifest push ${IMAGE}:${TAG}          
      - name: Latest manifest
        if: github.event.release.target_commitish == 'master' || github.event.inputs.branch == 'master'
        env:
          DOCKER_CLI_EXPERIMENTAL: enabled
        run: |
          IMAGE=${{ matrix.registry }}/${GITHUB_REPOSITORY,,}
          TAG=${{ github.ref_name }}
          SOURCE=${IMAGE}:${TAG}-${GITHUB_SHA:0:7}-${GITHUB_RUN_NUMBER}
          [[ -f linux-amd64.Dockerfile ]] && AMD64=${SOURCE}-linux-amd64
          [[ -f linux-arm64.Dockerfile ]] && ARM64=${SOURCE}-linux-arm64
          [[ -f linux-arm-v7.Dockerfile ]] && ARMV7=${SOURCE}-linux-arm-v7
          docker manifest create ${IMAGE}:latest ${AMD64} ${ARM64} ${ARMV7}
          docker manifest push ${IMAGE}:latest