[Bug]: C++ chat client does not print server output to the log

[rvolosatovs]

Is there an existing issue for this?

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Code of Conduct

• I agree to follow this project's Code of Conduct

Current Behaviour

C++ chat client can only be killed by ^C

Expected Behaviour

Once the user is done sending messages, ^D should close the stdin and trigger messages to be read from the socket and printed to the log (just like the Rust client)

Environment Information

irrelevant

Steps To Reproduce

No response

[rvolosatovs]

@kieranjazy could you pick this one up?

[kieranjazy]

Fixed in #70