feat(#2, #6): more puzzles, delete EntryTest.java

[h1alexbel]

ref #2, closes #6

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PR-Codex overview

The focus of this PR is to enhance the code review process by implementing smart identity creation, developing a prompt to the language model, fetching pull request information, and formulating action stoppers.

Detailed summary

• Added imports for Github API and logging
• Implemented smart identity creation based on environment variables
• Developed a prompt to the language model
• Fetched pull request information in JSON format
• Formulated action stoppers for specific conditions

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[codecov]

Codecov Report

Attention: Patch coverage is 0% with 6 lines in your changes are missing coverage. Please review.

Project coverage is 65.00%. Comparing base (9fb9563) to head (8468435).
Report is 9 commits behind head on master.

Files	Patch %	Lines
...ain/java/git/tracehub/codereview/action/Entry.java	0.00%	6 Missing ⚠️

Additional details and impacted files

@@              Coverage Diff              @@
##             master      #21       +/-   ##
=============================================
- Coverage     76.47%   65.00%   -11.48%     
  Complexity       11       11               
=============================================
  Files             5        5               
  Lines            34       40        +6     
=============================================
  Hits             26       26               
- Misses            8       14        +6     

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