docs(examples-chat): smoke checklist refresh — color scheme, collapse… #780

Job	Run time
Cockpit — representative capability smoke	1m 24s
Cockpit — build all examples	5m 21s
Library — lint / test / build	3m 28s
Website — e2e	2m 52s
Cockpit — build / test	1m 53s
Cockpit — secret-gated integration	1m 22s
examples/chat — python smoke	1m 38s
Website — lint / build	1m 53s
Cockpit — deploy smoke dry-run	1m 19s
Cockpit — e2e	2m 34s
Deploy → Vercel	1m 50s
Production smoke	7m 20s
	32m 54s

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