name: nix flake check
on: push

jobs:
  nix-flake-update:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Install Nix
        run: |
          sh <(curl -L https://nixos.org/nix/install) --no-daemon --no-channel-add
          mkdir -p ~/.config/nix
          touch ~/.config/nix/nix.conf
          echo "max-jobs = auto" >> ~/.config/nix/nix.conf
          echo "cores = 0" >> ~/.config/nix/nix.conf
          echo "experimental-features = nix-command flakes" >> ~/.config/nix/nix.conf
          echo "/nix/var/nix/profiles/per-user/$USER/profile/bin" >> "$GITHUB_PATH"
          echo "/nix/var/nix/profiles/default/bin" >> "$GITHUB_PATH"
      - name: Check flake
        run: nix flake check --all-systems