name: "CI"
on:
  pull_request:
  push:
    branches: ["main"]
    tags: ["v*"]
jobs:
  build:
    name: Build packages
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        include:
          - system: x86_64-linux
    steps:
    - uses: actions/checkout@v4
    - uses: DeterminateSystems/nix-installer-action@main
    # - uses: DeterminateSystems/magic-nix-cache-action@main

    - run: nix --print-build-logs build .#packages.$SYSTEM.default
      env:
        SYSTEM: ${{ matrix.system }}

    - name: Prepare release artifact
      if: startsWith(github.ref, 'refs/tags/')
      run: cp result/bin/mkv mkv-${{ matrix.system }}

    - name: Create release
      if: startsWith(github.ref, 'refs/tags/')
      uses: softprops/action-gh-release@v2
      with:
        files: mkv-${{ matrix.system }}