build.yml

name: "build"
on:
  push:
    branches:
      - master

env:
  # Variables defined in the repository
  SENTRY_ORG: ${{ vars.SENTRY_ORG }}
  # For master we have an environment variable that selects the action-release project
  # instead of action-release-prs
  # For other branches: https://sentry-ecosystem.sentry.io/releases/?project=4505075304693760
  # For master branch: https://sentry-ecosystem.sentry.io/releases/?project=6576594
  SENTRY_PROJECT: ${{ vars.SENTRY_PROJECT }}

jobs:
  docker-build:
    name: Build & pubish Docker images
    runs-on: ubuntu-latest
    permissions:
      packages: write
    strategy:
      matrix:
        target:
          - name: builder
            image: action-release-builder-image:latest
          - name: app
            image: action-release-image:latest
    steps:
    - name: Checkout repo
      uses: actions/checkout@v3
      with:
        fetch-depth: 0

    - name: Set up QEMU
      uses: docker/setup-qemu-action@v3

    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3

    - name: Login to GitHub Container Registry
      uses: docker/login-action@v3
      with:
        registry: ghcr.io
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}

    # BUILDKIT_INLINE_CACHE creates the image in such a way that you can
    # then use --cache-from (think of a remote cache)
    # This feature is allowed thanks to using the buildx plugin
    #
    # There's a COPY command in the builder stage that can easily invalidate the cache
    # If you notice, please add more exceptions to .dockerignore since we loose the value
    # of using --cache-from on the app stage
    - name: Build and push
      uses: docker/build-push-action@v6
      with:
        platforms: linux/amd64,linux/arm64
        push: ${{ github.ref == 'refs/heads/master' }}
        tags: ghcr.io/${{ github.repository_owner }}/${{ matrix.target.image }}
        cache-from: ghcr.io/${{ github.repository_owner }}/${{ matrix.target.image }}
        target: ${{ matrix.target.name }}
        build-args: BUILDKIT_INLINE_CACHE=1

    # This step creates real Sentry releases for the action itself:
    # https://sentry-ecosystem.sentry.io/releases/?project=6576594
    - name: Sentry Release
      uses: getsentry/action-release@v1
      if: vars.SENTRY_ORG != ''
      env:
        SENTRY_AUTH_TOKEN: ${{ secrets.SENTRY_AUTH_TOKEN }}
        SENTRY_LOG_LEVEL: debug
      with:
        environment: 'production'
        ignore_missing: true