V48 (specification-only): Require FAMILIARIZATION.md stay current wit… #1360

Job	Run time
Lint, Type-Check & Build	59s
Validate GitHub Actions workflows	14s
CodeQL Analysis	-8s
E2E, Visual & DB Tests	-1s
Super Linter (misc files)	-1s
Unit & Integration Tests (mocks)	-1s
	1m 2s

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