Development Route for Debugging PHP Info in Lumen

routes.php

<?php

if (
    env('APP_DEBUG') === true
    && !preg_match('/(prd|production|prod)/', env('APP_ENV'))
) {
    $app->get('_/phpinfo', function () {
        ob_start();
        phpinfo();
        $response = ob_get_contents();
        ob_get_clean();
        return $response;
    });
}