Tidy stuff

[OCopping]

This PR attempts to tidy various things, such as the __main__.py file and logging.

[codecov]

Codecov Report

❌ Patch coverage is 96.87500% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 94.66%. Comparing base (4e20165) to head (24f5f0c).
⚠️ Report is 13 commits behind head on main.

Files with missing lines	Patch %	Lines
src/techui_builder/_logger.py	88.88%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #208      +/-   ##
==========================================
+ Coverage   89.48%   94.66%   +5.18%     
==========================================
  Files           9       10       +1     
  Lines         808      825      +17     
==========================================
+ Hits          723      781      +58     
+ Misses         85       44      -41     

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