Make name change alerts case-insensitive

[Andrew-Dickinson]

Make name change alerts insensitive to case and add some missing newlines

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 94.88%. Comparing base (c76914d) to head (7c33752).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #796   +/-   ##
=======================================
  Coverage   94.88%   94.88%           
=======================================
  Files          89       89           
  Lines        3809     3809           
=======================================
  Hits         3614     3614           
  Misses        195      195           

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