Fix TCP server/client

[Ananto30]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 43.75000% with 9 lines in your changes missing coverage. Please review.
✅ Project coverage is 78.56%. Comparing base (122a2b4) to head (22645d3).
⚠️ Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
zero/protocols/tcp/worker.py	0.00%	6 Missing ⚠️
zero/protocols/tcp/server.py	33.33%	2 Missing ⚠️
zero/protocols/tcp/client.py	83.33%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #68      +/-   ##
==========================================
- Coverage   79.51%   78.56%   -0.95%     
==========================================
  Files          33       33              
  Lines        1269     1269              
==========================================
- Hits         1009      997      -12     
- Misses        260      272      +12     

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