{
  description = "Alice";

  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
    flake-utils.url = "github:numtide/flake-utils";
  };

  outputs =
    {
      self,
      nixpkgs,
      flake-utils,
    }:
    flake-utils.lib.eachDefaultSystem (
      system:
      let
        pkgs = import nixpkgs {
          system = system;
        };
      in
      {
        devShells.default = pkgs.mkShell {
          packages = with pkgs; [
            cmake
            ninja
            clang-tools
            lldb
            pkg-config
            tokei
          ];
        };

        packages.default = pkgs.stdenv.mkDerivation {
          pname = "dcfg";
          version = "master";
          src = ./.;

          nativeBuildInputs = [
            pkgs.cmake
            pkgs.pkg-config
          ];
          buildInputs = [ ];
        };
      }
    );
}