Added Gradio UI and miscellaneous fixes.

[evandempsey]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 85.71429% with 1 line in your changes missing coverage. Please review.

Project coverage is 72.29%. Comparing base (cde11d5) to head (e561880).
Report is 5 commits behind head on main.

Files with missing lines	Patch %	Lines
podcast_llm/config/logging_config.py	75.00%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #23   +/-   ##
=======================================
  Coverage   72.29%   72.29%           
=======================================
  Files          33       33           
  Lines        1227     1231    +4     
=======================================
+ Hits          887      890    +3     
- Misses        340      341    +1     

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