feat: hide stop generation button

[SuZhou-Joe]

Description

[Describe what this change achieves]

Issues Resolved

[List any issues this PR will resolve]

Check List

• New functionality includes testing.
  • All tests pass, including unit test, integration test and doctest
• New functionality has been documented.
  • New functionality has javadoc added
  • New functionality has user manual doc added
• Commits are signed per the DCO using --signoff

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (510b685) 93.26% compared to head (f0c491e) 93.36%.
Report is 3 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #91      +/-   ##
==========================================
+ Coverage   93.26%   93.36%   +0.09%     
==========================================
  Files          46       46              
  Lines        1218     1250      +32     
  Branches      291      297       +6     
==========================================
+ Hits         1136     1167      +31     
- Misses         80       81       +1     
  Partials        2        2              

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