Return record instead of using mongodb return value.

[dlongley]

No description provided.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 82.13%. Comparing base (ce947c6) to head (3b92ff7).

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #31   +/-   ##
=======================================
  Coverage   82.13%   82.13%           
=======================================
  Files          12       12           
  Lines        1539     1539           
=======================================
  Hits         1264     1264           
  Misses        275      275           

Files with missing lines	Coverage Δ
lib/storage/ConfigStorage.js	67.07% <100.00%> (ø)

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