*     router?: bool|array{ // Router configuration
 *         enabled?: bool, // Default: false
 *         resource: scalar|null,
 *         type?: scalar|null,
 *         cache_dir?: scalar|null, // Deprecated: Setting the "framework.router.cache_dir.cache_dir" configuration option is deprecated. It will be removed in version 8.0. // Default: "%kernel.build_dir%"
 *         default_uri?: scalar|null, // The default URI used to generate URLs in a non-HTTP context. // Default: null
 *         http_port?: scalar|null, // Default: 80
 *         https_port?: scalar|null, // Default: 443
 *         strict_requirements?: scalar|null, // set to true to throw an exception when a parameter does not match the requirements set to false to disable exceptions when a parameter does not match the requirements (and return null instead) set to null to disable parameter checks against requirements 'true' is the preferred configuration in development mode, while 'false' or 'null' might be preferred in production // Default: true
 *         utf8?: bool, // Default: true
 *     },

return App::config([
    'framework' => [
        'router' => [
            'utf8' => true,
        ],
    ],
]);