{
  pkgs,
  config,
  lib,
  ...
}:

{
  options = {
    myDev.nix.enable = lib.mkEnableOption "cli tools for nix";
  };

  config = lib.mkIf config.myDev.nix.enable {
    environment.systemPackages = with pkgs; [
      nixd
      nixfmt
    ];

    programs.direnv = {
      enable = true;
      nix-direnv.enable = true;
    };

    programs.nix-ld.enable = true;
    programs.nix-ld.libraries = with pkgs; [
      stdenv.cc.cc
      zlib
      openssl
    ];
  };
}