gnomeExtensions.user-themes-x: add patch for libglycin{,-gtk4}

pkgs/desktops/gnome/extensions/extensionOverrides.nix

@@ -32,6 +32,8 @@
   gtk4,
   desktop-file-utils,
   xdg-user-dirs,
+  libglycin,
+  libglycin-gtk4,
 }:
 let
   # Helper method to reduce redundancy
@@ -227,6 +229,17 @@ lib.trivial.pipe super [
     meta.maintainers = with lib.maintainers; [ andersk ];
   }))
 
+  (patchExtension "user-theme-x@tuberry.github.io" (old: {
+    patches = [
+      (replaceVars ./extensionOverridesPatches/user-theme-x_at_tuberry.github.io.patch {
+        typelibPath = lib.makeSearchPath "/lib/girepository-1.0" [
+          libglycin
+          libglycin-gtk4
+        ];
+      })
+    ];
+  }))
+
   (patchExtension "Vitals@CoreCoding.com" (old: {
     patches = [
       (replaceVars ./extensionOverridesPatches/vitals_at_corecoding.com.patch {

pkgs/desktops/gnome/extensions/extensionOverridesPatches/user-theme-x_at_tuberry.github.io.patch

@@ -0,0 +1,22 @@
+diff --git a/__nix-prepend-search-paths.js b/__nix-prepend-search-paths.js
+new file mode 100644
+index 0000000..bd477f1
+--- /dev/null
++++ b/__nix-prepend-search-paths.js
+@@ -0,0 +1,2 @@
++import GIRepository from "gi://GIRepository";
++"@typelibPath@".split(":").forEach(path => GIRepository.Repository.dup_default().prepend_search_path(path));
+diff --git a/prefs.js b/prefs.js
+index 456827c..4849e92 100644
+--- a/prefs.js
++++ b/prefs.js
+@@ -1,6 +1,8 @@
+ // SPDX-FileCopyrightText: tuberry
+ // SPDX-License-Identifier: GPL-3.0-or-later
+ 
++import './__nix-prepend-search-paths.js';
++
+ import Adw from 'gi://Adw';
+ import Gdk from 'gi://Gdk';
+ import Gio from 'gi://Gio';
+