fix: ServerRoleController accepts 'me' userId, AutocompleteController null id UUID fallback

app/Addons/AdvancedAdmin/Http/Controllers/Client/AutocompleteController.php

@@ -23,6 +23,11 @@ class AutocompleteController extends Controller
     {
         $this->requireAccess($request, $server);
 
+        // Pterodactyl's route model binding resolves by UUID; ensure we have the integer PK
+        if ($server->id === null) {
+            $server = Server::where('uuid', $server->uuid)->firstOrFail();
+        }
+
         $query = (string) $request->get('q', '');
         $suggestions = $this->engine->suggest(
             $server->id,