docker-pr-build.yaml

name: "Docker build and push"
on:
  pull_request:

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

jobs:
  docker-build-pr:
    name: "Build Docker image for PR tests"
    runs-on: ubuntu-latest

    permissions:
      contents: read
      packages: write

    steps:
      # Reference: https://github.com/jlumbroso/free-disk-space
      - name: Free disk space
        run: |
          sudo swapoff -a
          sudo rm -f /swapfile
          sudo apt clean
          docker rmi $(docker image ls -aq)
          sudo rm -rf /usr/local/lib/android || true
          sudo rm -rf /usr/share/dotnet || true
          sudo rm -rf /opt/ghc || true
          sudo rm -rf /usr/local/.ghcup || true
          sudo apt-get remove -y '^aspnetcore-.*' || echo "::warning::The command [sudo apt-get remove -y '^aspnetcore-.*'] failed to complete successfully. Proceeding..."
          sudo apt-get remove -y '^dotnet-.*' --fix-missing || echo "::warning::The command [sudo apt-get remove -y '^dotnet-.*' --fix-missing] failed to complete successfully. Proceeding..."
          sudo apt-get remove -y '^llvm-.*' --fix-missing || echo "::warning::The command [sudo apt-get remove -y '^llvm-.*' --fix-missing] failed to complete successfully. Proceeding..."
          sudo apt-get remove -y 'php.*' --fix-missing || echo "::warning::The command [sudo apt-get remove -y 'php.*' --fix-missing] failed to complete successfully. Proceeding..."
          sudo apt-get remove -y '^mongodb-.*' --fix-missing || echo "::warning::The command [sudo apt-get remove -y '^mongodb-.*' --fix-missing] failed to complete successfully. Proceeding..."
          sudo apt-get remove -y '^mysql-.*' --fix-missing || echo "::warning::The command [sudo apt-get remove -y '^mysql-.*' --fix-missing] failed to complete successfully. Proceeding..."
          sudo apt-get remove -y azure-cli google-chrome-stable firefox powershell mono-devel libgl1-mesa-dri --fix-missing || echo "::warning::The command [sudo apt-get remove -y azure-cli google-chrome-stable firefox powershell mono-devel libgl1-mesa-dri --fix-missing] failed to complete successfully. Proceeding..."
          sudo apt-get remove -y google-cloud-sdk --fix-missing || echo "::debug::The command [sudo apt-get remove -y google-cloud-sdk --fix-missing] failed to complete successfully. Proceeding..."
          sudo apt-get remove -y google-cloud-cli --fix-missing || echo "::debug::The command [sudo apt-get remove -y google-cloud-cli --fix-missing] failed to complete successfully. Proceeding..."
          sudo apt-get autoremove -y || echo "::warning::The command [sudo apt-get autoremove -y] failed to complete successfully. Proceeding..."
          sudo apt-get clean || echo "::warning::The command [sudo apt-get clean] failed to complete successfully. Proceeding..."
          sudo rm -rf "$AGENT_TOOLSDIRECTORY" || true
          df -h

      - name: Checkout repository to build machine
        uses: actions/checkout@v2

      - name: Log in to the Container registry
        uses: docker/login-action@v2
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

      - name: Set up Docker Buildx
        id: buildx
        uses: docker/setup-buildx-action@v1

      - name: Build and push
        uses: docker/build-push-action@v4
        with:
          context: .
          file: ./Dockerfile
          push: false
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}