Fatal error: Uncaught Error: Class "Illuminate\Foundation\Http\Middleware\CheckForMaintenanceMode" not found in /var/www/html/packages/Webkul/Core/src/Http/Middleware/CheckForMaintenanceMode.php:12 Stack trace: #0 {main} thrown in /var/www/html/packages/Webkul/Core/src/Http/Middleware/CheckForMaintenanceMode.php on line 12