getStylesheet example

->getException()
        ;

        return new Response($this->errorRenderer->getBody($exception), 200, ['Content-Type' => 'text/html']);
    }

    /** * Renders the exception panel stylesheet. */
    public function stylesheet(): Response
    {
        return new Response($this->errorRenderer->getStylesheet(), 200, ['Content-Type' => 'text/css']);
    }
}