docs(storage): folder and manage folder examples

[coryan]

Part of the work for #2055

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 94.86%. Comparing base (074182c) to head (b265106).
⚠️ Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2885   +/-   ##
=======================================
  Coverage   94.86%   94.86%           
=======================================
  Files         104      104           
  Lines        4339     4339           
=======================================
  Hits         4116     4116           
  Misses        223      223           

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[dbolduc]

All good. Just "you could have done X"-type comments. None of them are "should"s.

[coryan]

PTAL