[MAINT] Execute example notebooks

[nbara]

• execute example notebooks for docs
• add phase to namespace
• bump version

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 82.86%. Comparing base (7905d07) to head (9d8f785).
Report is 1 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master      #83   +/-   ##
=======================================
  Coverage   82.86%   82.86%           
=======================================
  Files          25       25           
  Lines        2813     2813           
=======================================
  Hits         2331     2331           
  Misses        482      482           

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