Added new event dispatch key to identify auth type

[nsharma123]

https://webarchive.jira.com/browse/WEBDEV-7332

[github-actions]

PR Preview Action v1.6.0
🚀 View preview at https://internetarchive.github.io/iaux-account-settings/pr/pr-11/
Built to branch gh-pages at 2025-02-26 11:01 UTC. Preview will be ready when the GitHub Pages deployment is complete.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 93.93939% with 2 lines in your changes missing coverage. Please review.

Project coverage is 87.50%. Comparing base (aa34b2e) to head (6ef470f).

Files with missing lines	Patch %	Lines
src/ia-account-settings.ts	93.93%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #11      +/-   ##
==========================================
- Coverage   87.51%   87.50%   -0.02%     
==========================================
  Files          10       10              
  Lines        1818     1824       +6     
  Branches       46       46              
==========================================
+ Hits         1591     1596       +5     
- Misses        226      227       +1     
  Partials        1        1              

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[rebecca-shoptaw]

LGTM!

[jbuckner]

A few questions and updates here