Add documentation about auto-adding source bucket

[fiskus]

• Documentation

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 37.59%. Comparing base (cda3d76) to head (c9b6ee2).
Report is 3 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff            @@
##           master    #4258    +/-   ##
========================================
  Coverage   37.59%   37.59%            
========================================
  Files         769      769            
  Lines       33984    33984            
  Branches     5156     5361   +205     
========================================
  Hits        12775    12775            
+ Misses      20665    20022   -643     
- Partials      544     1187   +643     

Flag	Coverage Δ
api-python	91.29% <ø> (ø)
catalog	15.61% <ø> (ø)
lambda	91.48% <ø> (ø)

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[drernie]

Will this work even if the user is not an Administrator, as long as they can write to the bucket?

[fiskus]

Yes, I've just created a new non-admin user with ReadWriteQUuiltBucket role and the feature works for this user.