Artifact tweaks

[shumbo]

changed playground to implement the same choreography as MultiChor and ChoRus

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 58 lines in your changes missing coverage. Please review.

Project coverage is 70.40%. Comparing base (d8d2930) to head (7b9b62f).
Report is 3 commits behind head on main.

Files with missing lines	Patch %	Lines
packages/examples/src/playground/playground.ts	0.00%	58 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #43      +/-   ##
==========================================
- Coverage   71.45%   70.40%   -1.06%     
==========================================
  Files          38       38              
  Lines        2652     2693      +41     
  Branches      442      443       +1     
==========================================
+ Hits         1895     1896       +1     
- Misses        745      785      +40     
  Partials       12       12              

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