empty message results in unhandled exception in the reader #231
Description
[2025-06-19 03:23:42,201] :: WARNING - BrokerProtocolHandler Unhandled exception in reader coro: error('unpack requires a buffer of 1 bytes')
[2025-06-19 03:23:42,202] :: INFO - Finished processing state connected exit callbacks.
[2025-06-19 03:23:42,202] :: INFO - Finished processing state disconnected enter callbacks.
[2025-06-19 03:23:42,202] :: INFO - Listener 'std-ws': 1/∞ connections acquired
[2025-06-19 03:23:42,202] :: INFO - ### 'on_broker_client_disconnected' EVENT FIRED ###
[2025-06-19 03:23:43,067] :: INFO - connection open
[2025-06-19 03:23:43,067] :: INFO - Listener 'std-ws': 2/∞ connections acquired
[2025-06-19 03:23:43,067] :: INFO - Connection from 18.189.61.43:41848 on listener 'std-ws'
[2025-06-19 03:23:43,342] :: INFO - Finished processing state new exit callbacks.
[2025-06-19 03:23:43,342] :: INFO - Finished processing state connected enter callbacks.
[2025-06-19 03:23:43,343] :: INFO - ### 'on_broker_client_connected' EVENT FIRED ###