Fix FileChooser in Hyprland

modules/user/hyprland.nix

@@ -202,4 +202,17 @@ in {
       ];
     };
   };
+
+  xdg.portal = {
+    enable = true;
+
+    extraPortals = [
+      pkgs.xdg-desktop-portal-gtk
+    ];
+
+    config.common = {
+      default = [ "hyprland" "gtk" ];
+      "org.freedesktop.impl.portal.FileChooser" = [ "gtk" ];
+    };
+  };
 }