Add simulcast tutorial

[mickel8]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 88.30%. Comparing base (783f25a) to head (70ad0ea).
Report is 1 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #151   +/-   ##
=======================================
  Coverage   88.30%   88.30%           
=======================================
  Files          36       36           
  Lines        1899     1899           
=======================================
  Hits         1677     1677           
  Misses        222      222           

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