feat: add generated proto models for profiles signal

[adriangb]

This adds some initial infrastructure to build the profiles signal

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 81.3%. Comparing base (f04e9ec) to head (9fe9eac).
Report is 1 commits behind head on main.

Additional details and impacted files

@@          Coverage Diff          @@
##            main   #2979   +/-   ##
=====================================
  Coverage   81.3%   81.3%           
=====================================
  Files        126     126           
  Lines      24634   24634           
=====================================
  Hits       20042   20042           
  Misses      4592    4592           

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[lalitb]

Thanks for the PR. Can you add the changelog.

[adriangb]

done

[adriangb]

Thank you @cijothomas and @lalitb !