name: "CI"

on: [push, pull_request]

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - name: Log in to the Container registry
        uses: docker/login-action@f054a8b539a109f9f41c372932f1ae047eff08c9
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - run: docker buildx create --use --driver=docker-container
      - run: |
          TAG_LATEST_IF_MASTER=$(if [ "$GITHUB_REF_NAME" = "main" ]; then echo "-t ghcr.io/${{ github.repository }}/agg-population:latest"; else echo ""; fi)
          docker buildx build . \
            -t ghcr.io/${{ github.repository }}/agg-population:${{ github.sha }} $TAG_LATEST_IF_MASTER \
            --push \
            --cache-to type=gha,scope=$GITHUB_REF_NAME-agg-population \
            --cache-from type=gha,scope=$GITHUB_REF_NAME-agg-population