responses: Optional[dict[str, Union[Response, Any]]] = None
    callbacks: Optional[dict[str, Union[dict[str, "PathItem"], Reference]]] = None
    deprecated: Optional[bool] = None
    security: Optional[list[dict[str, list[str]]]] = None
    servers: Optional[list[Server]] = None


class PathItem(BaseModelWithConfig):
    ref: Optional[str] = Field(default=None, alias="$ref")
    summary: Optional[str] = None