docker-build-image.yml

on:
  pull_request:
    branches: [ main ]
    types:
      - labeled
      - synchronize

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}/build_rust
  VERSION: 2.0.0a0

jobs:
  docker:
    runs-on: ubuntu-latest
    if: ${{ github.event.label.name == 'docker-build-image' }}
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
      - name: Login to ghcr.io
        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 }}
          labels: |
            org.opencontainers.image.version=${{ env.VERSION }}
          tags: |
            type=raw,value=${{ env.VERSION }}
      - name: Build and push
        uses: docker/build-push-action@v2
        with:
          context: .
          file: ./extensions/docker/build-image/Dockerfile
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max