add docs configs for experimental apps

[tsloughter]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 74.48%. Comparing base (aaece44) to head (8f01a9a).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #714      +/-   ##
==========================================
+ Coverage   73.12%   74.48%   +1.36%     
==========================================
  Files          61       56       -5     
  Lines        1935     1862      -73     
==========================================
- Hits         1415     1387      -28     
+ Misses        520      475      -45     

Flag	Coverage Δ
api	73.51% <ø> (+3.60%)	⬆️
elixir	?
erlang	74.48% <ø> (+0.03%)	⬆️
exporter	67.47% <ø> (ø)
sdk	78.69% <ø> (ø)
zipkin	54.16% <ø> (ø)

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