chore: merge agentic version 1.66.0

[chungjac]

This merges the released changes for 1.66.0 into main.

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 60.55%. Comparing base (8f2a34b) to head (4446838).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2717   +/-   ##
=======================================
  Coverage   60.55%   60.55%           
=======================================
  Files         279      279           
  Lines       66277    66277           
  Branches     4253     4253           
=======================================
  Hits        40131    40131           
  Misses      26061    26061           
  Partials       85       85           

Flag	Coverage Δ
unittests	60.55% <ø> (ø)

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