improve(logs): enhance some logs and type hints

[Guts]

No description provided.

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
0.0% Duplication on New Code

See analysis details on SonarCloud

[codecov]

Codecov Report

Attention: Patch coverage is 55.55556% with 8 lines in your changes missing coverage. Please review.

Project coverage is 83.24%. Comparing base (6e0e6eb) to head (83cba75).

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #293      +/-   ##
==========================================
- Coverage   83.97%   83.24%   -0.74%     
==========================================
  Files           9        9              
  Lines         543      549       +6     
  Branches      114      116       +2     
==========================================
+ Hits          456      457       +1     
- Misses         56       60       +4     
- Partials       31       32       +1     

Flag	Coverage Δ
unittests	83.24% <55.55%> (-0.74%)	⬇️

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Files	Coverage Δ
mkdocs_rss_plugin/util.py	72.90% <55.55%> (-1.38%)	⬇️