dot-nixos/system/core/users.nix

{ config, pkgs, ... }:

{
  # Define a user account. Don't forget to set a password with ‘passwd’.
  users.users.proto = {
    isNormalUser = true;
    description = "Tim Peters";
    extraGroups = [ "networkmanager" "wheel" "input" ];
    packages = with pkgs; [ ];
  };
}