Adding local theme

Droidnix/generated/out_of_tree/core/theme.nix

@@ -1,9 +1,21 @@
 { pkgs, ... }:
 
+let
+  catppuccin-mocha = pkgs.runCommand "catppuccin-mocha-theme" {} ''
+    mkdir -p $out/share/themes
+    ln -s ${./assets/hyprland/themes/Catppuccin-Mocha-Standard-Blue-Dark} $out/share/themes/
+  '';
+in
 {
   environment.systemPackages = [
-      pkgs.catppuccin-gtk
-    ];
+    catppuccin-mocha
+  ];
+
+  environment.sessionVariables = {
+    GTK_THEME = "Catppuccin-Mocha-Standard-Blue-Dark";
+    GTK_ICON_THEME = "Papirus-Dark";
+    GTK_ENABLE_DARK_MODE = "1";
+  };
 
   catppuccin = {
     enable = true;