name: Test nix build

on:
  workflow_dispatch:
  schedule:
    - cron: '0 5 * * 6'

jobs:
  nix-build:
    name: "Build nix flake"
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ubuntu-latest, macos-latest]
      fail-fast: false
    steps:
      - uses: actions/checkout@v7
        with:
          submodules: true
          persist-credentials: false
      - uses: cachix/install-nix-action@v31
        with:
          install_url: https://releases.nixos.org/nix/nix-2.30.0/install
      - run: nix build -L