1.1.1

1.1.1 (2024-08-10)

1. add cmd.log_server
2. add start_callback end_callback to ipc.SocketServer
   1. ipc: self.handler(self, item) -> self.handler(item)
3. add RotatingFileWriter.flush, and default flush=False
4. fix StreamWriter.__del__ fails if event loop is already closed