{
  pkgs,
  ...
}:
{
  nixpkgs.config.allowUnfree = true;
  nix = {
    package = pkgs.nixVersions.stable;
    settings.experimental-features = [
      "nix-command"
      "flakes"
    ];
  };

  programs.nix-index.enable = true;
  programs.direnv.enable = true;

  environment.systemPackages = [
    pkgs.nil
    pkgs.nixfmt
    pkgs.nix-prefetch-git
  ];
}