build.yml

---
name: Build


on:
  push:
    branches:
      - dev
      - main
  pull_request:
    branches:
      - "*"


jobs:
  build:
    runs-on: ubuntu-22.04
    steps:
      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
      - uses: actions/checkout@v2

      - name: Log in to registry
        run: echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u ${{ github.actor }}
          --password-stdin

      - name: Download Docker cache image (if available)
        run: docker pull ghcr.io/$GITHUB_REPOSITORY/build-cache || true

      - name: Build the Docker image
        run: |
          git fetch --prune --unshallow --tags
          docker build . -t pyaleph-node:${GITHUB_REF##*/} -f deployment/docker-build/pyaleph.dockerfile --cache-from=ghcr.io/$GITHUB_REPOSITORY/build-cache

      - name: Push the image to the cache
        # It's not possible to push packages from fork PRs.
        if: github.ref == 'refs/heads/main' || github.event.pull_request.head.repo.full_name
          == github.repository
        run: |-
          docker tag pyaleph-node:${GITHUB_REF##*/} ghcr.io/$GITHUB_REPOSITORY/build-cache
          docker push ghcr.io/$GITHUB_REPOSITORY/build-cache