Release 2.29.0

[cstns]

• Update CHANGELOG for 2.29.0
• Update version to 2.29.0

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 76.29%. Comparing base (46230b5) to head (b1dc55f).
⚠️ Report is 3 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #7059   +/-   ##
=======================================
  Coverage   76.29%   76.29%           
=======================================
  Files         405      405           
  Lines       20348    20348           
  Branches     4895     4895           
=======================================
  Hits        15525    15525           
  Misses       4823     4823           

Flag	Coverage Δ
backend	76.29% <ø> (ø)

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