feat[docs]: add more detail to modules docs

[charles-cooper]

What I did

How I did it

How to verify it

Commit message

- update technical notes in using modules (reference the VIP)
- note about linearization check
- exports of interfaces

Description for the changelog

Cute Animal Picture

[fubuloubu]

One point of confusion, looks fine otherwise

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 90.33%. Comparing base (bb9129a) to head (7be05e9).

❗ Current head 7be05e9 differs from pull request most recent head 18f6a81

Please upload reports for the commit 18f6a81 to get more accurate results.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4087      +/-   ##
==========================================
- Coverage   91.24%   90.33%   -0.91%     
==========================================
  Files         109      109              
  Lines       15548    15548              
  Branches     3416     3416              
==========================================
- Hits        14186    14046     -140     
- Misses        928     1040     +112     
- Partials      434      462      +28     

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