refactor: add extensibility API helper #7224

Job	Run time
Integration tests (windows-latest)	3m 21s
Integration tests (ubuntu-latest)	1m 47s
Linter	3m 28s
Format check	50s
Unit tests (windows-latest)	2m 31s
Build	1m 34s
E2E tests (ubuntu-latest)	8m 8s
Unit tests (macos-latest)	2m 5s
E2E tests (macos-latest)	9m 45s
E2E tests (windows-latest)	16m 14s
Unit tests (ubuntu-latest)	1m 16s
Integration tests (macos-latest)	1m 48s
	52m 47s

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