[TBD] Differentiate Send events according to domain

[harr1424]

🎟️ Tracking

TBD

📔 Objective

This PR introduces capability to differentiate when an email-verified Send is created and/or accessed based upon if the accessor email matches a domain claimed by a given organization.

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[codecov]

Codecov Report

❌ Patch coverage is 96.70330% with 6 lines in your changes missing coverage. Please review.
✅ Project coverage is 60.53%. Comparing base (acf0c48) to head (64b28b1).
⚠️ Report is 3 commits behind head on main.

Files with missing lines	Patch %	Lines
...Tools/SendFeatures/Services/SendEventClassifier.cs	92.77%	4 Missing and 2 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #7690      +/-   ##
==========================================
+ Coverage   60.20%   60.53%   +0.33%     
==========================================
  Files        2136     2141       +5     
  Lines       94397    94799     +402     
  Branches     8409     8469      +60     
==========================================
+ Hits        56827    57382     +555     
+ Misses      35579    35407     -172     
- Partials     1991     2010      +19     

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