Revert to the old flake.nix until things work as expected.

flake.nix

@@ -80,17 +80,5 @@
         });
 
       defaultPackage = eachSystem (system: self.packages.${system}.default);
-
-      nixosModules = {
-        noctalia = { pkgs, lib, ... }: {
-          environment.systemPackages = [
-            self.packages.${pkgs.system}.default
-          ];
-          # Required services for proper functionality
-          services.power-profiles-daemon.enable = true;  # Power profile switching support
-          services.upower.enable = true;                 # Battery monitoring & power management
-        };
-      };
     };
 }
-