public static function make(Request $request, Response $response)
    {
        if (is_null(static::$instance)) {
            static::$instance = new static($request, $response);
        }

        return static::$instance;
    }
public static function make(Request $request, Response $response)
    {
        if (is_null(static::$instance)) {
            static::$instance = new static($request, $response);
        }

        return static::$instance;
    }
public static function make ( Request $ request , Response $ response ) { if ( is_null ( static :: $ instance ) ) { static :: $ instance = new static ( $ request , $ response ) ; } return static :: $ instance ; }
Build the application

@param Request $request
@param Response $response
@return Application
Build the application