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@b4ffde65f46336ab88eb53be808477a3936bae11
        with:
          fetch-depth: 0
      - uses: DeterminateSystems/nix-installer-action@cd46bde16ab981b0a7b2dce0574509104543276e
      - uses: DeterminateSystems/magic-nix-cache-action@eeabdb06718ac63a7021c6132129679a8e22d0c7
      - run: nix flake check -L --show-trace