feat(experimental): analyze nesting depths

[bartveneman]

closes #466

[codecov-commenter]

Bundle Report

Changes will increase total bundle size by 1.09kB (0.39%) ⬆️. This is within the configured threshold ✅

Detailed changes

Bundle name	Size	Change
analyzeCss-esm	31.92kB	1.09kB (3.55%) ⬆️

Affected Assets, Files, and Routes:

view changes for bundle: analyzeCss-esm

Assets Changed:

Asset Name	Size Change	Total Size	Change (%)
css-*.js	1.09kB	31.92kB	3.55%

Files in css-*.js:

• ./src/index.js → Total Size: 33.22kB

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 99.87%. Comparing base (205c4c1) to head (0254b7a).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #468   +/-   ##
=======================================
  Coverage   99.87%   99.87%           
=======================================
  Files          18       18           
  Lines        2320     2365   +45     
=======================================
+ Hits         2317     2362   +45     
  Misses          3        3           

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