Block a user
backend daemon
The communication protocol will zeromq and the serialization format will be msgpack for the demo.
An IDL could be used on top of msgpack in order to generate message and libs Such an IDL could be smithy from facebook. But it doesn't seems to be very mature.
fix: downgrade importlib_metadata version
fix: downgrade importlib_metadata version
Better term-ui : use only one line for timer