feat: citations + sync all @ngaf to 0.0.21 #544

Job	Run time
Website — lint / build	1m 54s
Library — lint / test / build	1m 35s
Cockpit — build / test	1m 45s
Cockpit — build all examples	5m 1s
Cockpit — deploy smoke dry-run	1m 29s
Cockpit — e2e	2m 7s
Cockpit — secret-gated integration	1m 24s
Chat Agent — smoke	1m 26s
Website — e2e	2m 10s
Cockpit — representative capability smoke	1m 24s
Deploy → Vercel	0s
Production smoke	0s
	20m 15s

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