Add support for adding documentation before a route using the ** operator
final case classSwaggerFileResponse[T](value: T) extends Product with Serializable
final case classSwaggerFormats(customSerializers: PartialFunction[scala.reflect.api.JavaUniverse.Type, Set[Model]], customFieldSerializers: PartialFunction[scala.reflect.api.JavaUniverse.Type, Property]) extends Product with Serializable