name: build

on:
  pull_request:
    paths:
      - ".github/workflows/ci-build.yml"
      - "backend/**"
      - "frontend/apps/**"
      - ".dockerignore"
      - "docker-init.sh"
      - "Dockerfile"
      - "!**.md"

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build-images:
    name: Validate Docker build
    runs-on: ubuntu-latest
    permissions:
      contents: read

    steps:
      - uses: actions/checkout@v7
        with:
          persist-credentials: false

      - name: set up Docker Buildx
        uses: docker/setup-buildx-action@v4

      - name: free disk space
        run: |
          sudo rm -rf /usr/share/dotnet
          sudo rm -rf /opt/ghc
          sudo rm -rf /usr/local/share/boost
          docker system prune -af

      - name: build docker image without pushing
        uses: docker/build-push-action@v7
        with:
          context: .
          platforms: linux/amd64
          load: true
          cache-from: type=gha,scope=main
          cache-to: type=gha,scope=main,mode=max,ignore-error=true
          build-args: |
            SKIP_BACKEND_TEST=true
            SKIP_FRONTEND_TEST=true

      - name: build example docker image without pushing
        uses: docker/build-push-action@v7
        with:
          context: .
          file: backend/_example/memory_store/Dockerfile
          platforms: linux/amd64
          load: true
          cache-from: type=gha,scope=example
          cache-to: type=gha,scope=example,mode=max,ignore-error=true
          build-args: |
            SKIP_BACKEND_TEST=true
            SKIP_FRONTEND_TEST=true