build_matrix.yml

on:
  push:
    branches: [ main ]
  pull_request:
    branches: [ main ]
  schedule:
    - cron: '0 12 * * 1' # every Monday at 11:00 UTC - 12:00 CET

jobs:
  check-lint:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4
    - name: setup-lint
      run: |
        sudo apt-get update
        sudo apt-get install -y --no-install-recommends clang-format make
    - name: check-lint
      run: make lint-check
      
  build:
    needs: check-lint
    strategy:
      fail-fast: false  # we want all the flows to run, to success or failure
      matrix:
        distribution:
          - ubuntu-24.04
          - ubuntu-22.04
          - ubuntu-20.04
          - debian-12
          - debian-11
          - debian-10
          - centos-stream9
        compiler:
          - g++
        include:
          - distribution: ubuntu-22.04-clang
            compiler: clang++

    uses: ./.github/workflows/build_generic.yml
    with:
      distribution: ${{ matrix.distribution }}
      compiler: ${{ matrix.compiler }}
  
  release:
    needs: build
    if: github.ref == 'refs/heads/main' && github.event_name != 'schedule'
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v4  # probably not needed, but just in case
    - name: Download artifacts
      uses: actions/download-artifact@v4
      with:
        path: artifacts/
        pattern: rdock-*
        merge-multiple: true

    - name: Set version
      id: set_version
      run: echo "RELEASE_VERSION=$(date +%y.%m).${{ github.run_number }}" >> "$GITHUB_OUTPUT"

    - name: Create release
      uses: ncipollo/release-action@v1
      with:
        tag: v${{ steps.set_version.outputs.RELEASE_VERSION }}
        artifacts: artifacts/*.tar.gz
        draft: true