docs: mention strict typescript usage

[ST-DDT]

Fixes: #3006

• Extend Docs to Describe Expected Usage with TypeScript #3006

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 99.96%. Comparing base (7141608) to head (6ab0f16).
Report is 1 commits behind head on next.

Additional details and impacted files

@@           Coverage Diff            @@
##             next    #3171    +/-   ##
========================================
  Coverage   99.96%   99.96%            
========================================
  Files        2798     2798            
  Lines      227335   227335            
  Branches      577      956   +379     
========================================
+ Hits       227252   227262    +10     
+ Misses         83       73    -10     

see 2 files with indirect coverage changes