Add obsidian theming

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

hosts/common/user/configs/console/xdg/default.nix

@@ -1,7 +1,12 @@
 {
   user ? throw "user argument is required",
 }:
-{ config, lib, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
 let
   hmConfig = config.home-manager.users.${user.name};
 in
@@ -12,6 +17,7 @@ in
     xdg = {
       enable = true;
       mimeApps.enable = true;
+      portal.extraPortals = with pkgs; [ xdg-desktop-portal-gtk ];
 
       userDirs = {
         enable = true;