Add alternatives considered for registry groups

[eleftherias]

Had a discussion with @lujunsan about some alternatives, but ultimately decided to stick to the original approach. Adding a summary of the discussion for future reference.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 42.62%. Comparing base (b838fe3) to head (e8b3286).
⚠️ Report is 5 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1834      +/-   ##
==========================================
- Coverage   42.64%   42.62%   -0.02%     
==========================================
  Files         184      184              
  Lines       21852    21852              
==========================================
- Hits         9319     9315       -4     
- Misses      11820    11823       +3     
- Partials      713      714       +1     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.

[coveralls]

coverage: 39.965% (-0.02%) from 39.982%
when pulling e8b3286 on groups-registry-alt
into 5341e33 on main.