name: "CI"
on:
  pull_request:
  push:
jobs:
  build:
    runs-on: ubuntu-latest
    env:
      MAINLINE: refs/heads/master
    steps:
      - uses: actions/checkout@v2
      - uses: cachix/install-nix-action@v13
        with:
          install_url: https://nixos-nix-install-tests.cachix.org/serve/lb41az54kzk6j12p81br4bczary7m145/install
          install_options: '--tarball-url-prefix https://nixos-nix-install-tests.cachix.org/serve'
          extra_nix_config: |
            experimental-features = nix-command flakes
      - name: Build 🔧
        run: |
          nix build -j4 --no-link