Add polkit support

systems/shared/default.nix

@@ -1,25 +1,19 @@
-# Edit this configuration file to define what should be installed on
-# your system.  Help is available in the configuration.nix(5) man page
-# and in the NixOS manual (accessible by running ‘nixos-help’).
-
 { config, pkgs, ... }:
 {
   nix.package = pkgs.nixUnstable;
   imports =
     [
       # System essentials (boot, lang, hostname, ...)
-      ../../modules/system
-
-      ../../modules/user
-
-      ../../modules/themeing
-
       ../../modules/audio/pipewire
+      ../../modules/login/polkit
+      ../../modules/system
+      ../../modules/user
 
       ../../modules/shell/xonsh
       ../../modules/network/browsers/librewolf
       ../../modules/network/syncthing
 
+      ../../modules/themeing
       ../../modules/login/greetd
       ../../modules/window_managers/hyprland
     ];