Static pages with Symfony

SomeController.php

<?php

class SomeController extends Controller {
    
    
    /**
     * @Route("/speaker/{slug}", name="speaker")
     */
    public function speakerAction($slug)
    {
        $pagesDirectory = $this->getParameter('kernel.root_dir') . '/Resources/pages/';
        $speakerInfo = include $pagesDirectory . $slug . '.php';
        
        if (empty($speakerInfo)) {
            throw new NotFoundHttpException;
        }

        return $this->render('speaker.html.twig', $speakerInfo + ['slug' => $slug]);
    }
    
}