code: private static function getRegexRoutes()
      {
          foreach (self::$routes as $key => $value) {
              unset(self::$routes[$key]);
  
              if (strpos($key, ':') !== false) {
                  self::any($key, $value);
              }
          }
      }
docs: Load routes with regular expressions if the route is not found.
  
  @since 1.0.3