Add raising hand integration test code

[mustafaboleken]

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[codecov]

Codecov Report

Attention: Patch coverage is 80.00000% with 1 line in your changes missing coverage. Please review.

Project coverage is 74.37%. Comparing base (fa471f1) to head (c7392f6).
Report is 16 commits behind head on main.

Files with missing lines	Patch %	Lines
react/src/pages/WaitingRoom.js	50.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #449      +/-   ##
==========================================
+ Coverage   74.35%   74.37%   +0.01%     
==========================================
  Files          67       67              
  Lines        3159     3161       +2     
  Branches      710      710              
==========================================
+ Hits         2349     2351       +2     
  Misses        732      732              
  Partials       78       78              

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