add sync array

[michaelfeil]

No description provided.

[greptile-apps]

PR Summary

• Added SyncEngineArray import and re-export in __init__.py
• Added synchronous methods to AsyncEngineArray in engine.py
• Introduced sync_engine.py for synchronous interface
• Added unit tests for SyncEngineArray in test_sync_engine.py

_{4 file(s) reviewed, 1 comment(s)}

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 85.86957% with 13 lines in your changes missing coverage. Please review.

Project coverage is 77.48%. Comparing base (56f39c6) to head (ec0ee68).

Files	Patch %	Lines
libs/infinity_emb/infinity_emb/sync_engine.py	89.47%	8 Missing ⚠️
libs/infinity_emb/infinity_emb/engine.py	66.66%	5 Missing ⚠️

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Additional details and impacted files

@@            Coverage Diff             @@
##             main     #277      +/-   ##
==========================================
+ Coverage   77.16%   77.48%   +0.31%     
==========================================
  Files          34       35       +1     
  Lines        2409     2500      +91     
==========================================
+ Hits         1859     1937      +78     
- Misses        550      563      +13     

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