feat: [#2886] add userfeed config check

[OlhaZahoruiko]

Summary

Issue References

• Taiga User Story:
• Taiga Issue:
• Taiga Dimpact Issue:
• Github Issue: Example interactive config checks #2886

Checklist

• CHANGELOG.rst updated
  • Deployment notes added
    
  • Breaking changes flagged
    
• Documentation updated
• Codecov report reviewed for untested lines
• Storybook component updated/created
  
• Vitest tests added/updated
• Updated the docker-compose.yml environment variables
  • Created an issue in https://github.com/maykinmedia/charts/ for new
    environment variables

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 93.97%. Comparing base (5fb0681) to head (25ca143).

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #2919      +/-   ##
===========================================
+ Coverage    93.96%   93.97%   +0.01%     
===========================================
  Files         1325     1327       +2     
  Lines        57243    57379     +136     
===========================================
+ Hits         53786    53923     +137     
+ Misses        3457     3456       -1     

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