name: Images

# Baut die drei Images und schiebt sie in die GitHub Container Registry.
# Dockge zieht sie beim Update, siehe docs/11-betrieb.md.

on:
  push:
    branches: [main]
    tags: ['v*']
  workflow_dispatch:

env:
  REGISTRY: ghcr.io

jobs:
  bauen:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

    strategy:
      fail-fast: false
      matrix:
        include:
          - dienst: web
            dockerfile: docker/web.Dockerfile
          - dienst: worker
            dockerfile: docker/worker.Dockerfile
          - dienst: pdf
            dockerfile: docker/pdf.Dockerfile

    steps:
      - uses: actions/checkout@v4

      - uses: docker/setup-buildx-action@v3

      - uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ github.repository_owner }}/afis-${{ matrix.dienst }}
          tags: |
            type=ref,event=branch
            type=semver,pattern={{version}}
            type=sha,format=short
            type=raw,value=latest,enable={{is_default_branch}}

      - uses: docker/build-push-action@v6
        with:
          context: .
          file: ${{ matrix.dockerfile }}
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha,scope=${{ matrix.dienst }}
          cache-to: type=gha,mode=max,scope=${{ matrix.dienst }}