added yazi as filechooser for xdg, and added override for some

conflicted package

home/config/niri/env.kdl

@@ -47,6 +47,9 @@ environment {
     // Electron/Chromium: Automatically flags apps (VS Code, Discord, Obsidian) to use Wayland.
     ELECTRON_OZONE_PLATFORM_HINT "auto"
 
+    // GTK: Route file dialogs through the XDG portal (yazi file picker).
+    GDK_DEBUG "portals"
+
     // =========================================================================
     // 5. DESKTOP SESSION IDENTIFICATION
     // =========================================================================