Add 1.16 doc

[Lyndon-Li]

Add 1.16 doc

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 59.56%. Comparing base (3569ccc) to head (b9fd3e4).
Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #8822   +/-   ##
=======================================
  Coverage   59.56%   59.56%           
=======================================
  Files         370      370           
  Lines       40239    40239           
=======================================
  Hits        23969    23969           
  Misses      14771    14771           
  Partials     1499     1499           

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