refactor(examples): Stage 2 PR-2 — langgraph wave (8 apps migrated) (… #897

Job	Run time
Website — lint / build	1m 42s
Cockpit — representative capability smoke	1m 13s
Cockpit — build all examples	5m 9s
Library — lint / test / build	3m 17s
Cockpit — build / test	1m 46s
Cockpit — deploy smoke dry-run	1m 16s
Cockpit — secret-gated integration	1m 8s
examples/chat — python smoke	1m 18s
examples/chat — aimock e2e	2m 32s
PostHog — dashboards-as-code drift check	1m 9s
Website — e2e	2m 17s
Cockpit — e2e	1m 54s
Deploy → Vercel	5m 30s
Production smoke	4m 59s
	35m 10s

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