System/nixos/modules/user.nix

{
  inputs,
  mutableUsers ? false,
  username ? "nathan",
  homedir ? "/home/nathan",
}: {
  config,
  lib,
  pkgs,
  ...
}: {
  security.polkit = {
    enable = true;
  };
  programs.fish.enable = true;
  users = {
    inherit mutableUsers;
    users.${username} = {
      home = homedir;
      description = "Nathan McCarty";
      shell = pkgs.fish;
      isNormalUser = true;
      extraGroups = [
        "wheel"
      ];
      hashedPassword = "$6$ShBAPGwzKZuB7eEv$cbb3erUqtVGFo/Vux9UwT2NkbVG9VGCxJxPiZFYL0DIc3t4GpYxjkM0M7fFnh.6V8MoSKLM/TvOtzdWbYwI58.";
      openssh.authorizedKeys.keys = [
        "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEtE+KjKuHUj5bKKQBDKqhO5dpEQf8E8u1G6kRj7y6dI nathan@nixos"
      ];
    };
  };
}