feat(home): enable udiskie for zero-click USB automounting

modules/home/default.nix

@@ -34,6 +34,9 @@
   # menu module.
   services.cliphist.enable = true;
 
+  # Automount removable media (USB drives) and provide safe-removal notifications.
+  services.udiskie.enable = true;
+
   # Wifi from the bar: nm-applet lives in waybar's tray (SNI flag via
   # preferStatusNotifierItems — without it there is no tray icon).
   services.network-manager-applet.enable = true;