Fatal error: Uncaught Error: Class "Pest\Plugin" not found in C:\xampp\htdocs\laravelai\vendor\pestphp\pest-plugin-arch\src\Autoload.php:10 Stack trace: #0 {main} thrown in C:\xampp\htdocs\laravelai\vendor\pestphp\pest-plugin-arch\src\Autoload.php on line 10