feat(chat): require events$ on Agent contract with structured AgentEv… #416

Job	Run time
Cockpit — representative capability smoke	1m 23s
Website — lint / build	1m 58s
Chat Agent — smoke	1m 33s
Cockpit — secret-gated integration	1m 35s
Library — lint / test / build	2m 4s
Cockpit — build / test	1m 48s
Cockpit — deploy smoke dry-run	1m 16s
Website — e2e	2m 21s
Cockpit — e2e	2m 2s
Cockpit — build all examples	4m 51s
Deploy → Vercel	5m 35s
Production smoke	2m 38s
	29m 4s

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