Fatal error: Uncaught TypeError: App\Core\Router::get(): Argument #2 ($handler) must be of type callable, array given, called in /home/testgroup.gragegroup.co.id/public_html/index.php on line 22 and defined in /home/testgroup.gragegroup.co.id/public_html/core/Router.php:10 Stack trace: #0 /home/testgroup.gragegroup.co.id/public_html/index.php(22): App\Core\Router->get() #1 {main} thrown in /home/testgroup.gragegroup.co.id/public_html/core/Router.php on line 10