name: nix

on:
  push:
    branches:
      - main
  pull_request:

permissions: read-all

jobs:
  nix:
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, macos-14]
    runs-on: ${{ matrix.os }}
    timeout-minutes: 15 # NOTE (aseipp): keep in-sync with the build.yml timeout limit

    name: flake check
    steps:
      - uses: actions/checkout@1d96c772d19495a3b5c517cd2bc0cb401ea0529f
        with:
          fetch-depth: 0
      - uses: DeterminateSystems/nix-installer-action@de22e16c4711fca50c816cc9081563429d1cf563
      - uses: DeterminateSystems/magic-nix-cache-action@fc6aaceb40b9845a02b91e059ec147e78d1b4e41
      - run: nix flake check -L --show-trace