feat: merge v0.7.6 to main

[iorisa]

Features merge v0.7.6 to main

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 88.46154% with 3 lines in your changes are missing coverage. Please review.

Project coverage is 82.53%. Comparing base (ea70fd5) to head (587c134). Report is 232 commits behind head on main.

Files	Patch %	Lines
metagpt/provider/google_gemini_api.py	50.00%	3 Missing :warning:

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Additional details and impacted files

@@            Coverage Diff             @@
##             main     #983      +/-   ##
==========================================
- Coverage   82.72%   82.53%   -0.19%     
==========================================
  Files         226      226              
  Lines       13195    13201       +6     
==========================================
- Hits        10915    10896      -19     
- Misses       2280     2305      +25     

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