name: "CI"
on:
  pull_request:
  push:

jobs:
  matrix:
    runs-on: ubuntu-latest
    outputs:
      matrix: ${{ steps.set-matrix.outputs.matrix }}
    steps:
      - uses: actions/checkout@v4
      - uses: cachix/install-nix-action@v27
      - id: set-matrix
        run: echo "matrix={\"check\":$(nix eval --json '.#checks.x86_64-linux' --apply 'builtins.attrNames')}" | tee -a $GITHUB_OUTPUT

  checks:
    runs-on: ubuntu-latest
    needs: [matrix]
    strategy:
      fail-fast: false
      matrix: ${{fromJson(needs.matrix.outputs.matrix)}}
    name: ${{ matrix.check }}
    steps:
      - uses: actions/checkout@v4
      - uses: cachix/install-nix-action@v26
      - uses: icewind1991/attic-action@v1
        with:
          name: ci
          instance: https://cache.icewind.me
          authToken: "${{ secrets.ATTIC_TOKEN }}"
      - run: nix build .#checks.x86_64-linux.${{ matrix.check }}