refactor everything holy fuck

modules/de/kde.nix

@@ -0,0 +1,9 @@
+{ pkgs, lib, ... }:
+
+{
+  services = {
+    desktopManager.plasma6.enable = true;
+    displayManager.plasma-login-manager.enable = true;
+    xserver.enable = true;
+  };
+}