feat(website): docs landing page backend-first funnel #1436

Job	Run time
CI scope	1m 44s
Website — e2e	2m 54s
Website — lint / build	2m 14s
Cockpit — representative capability smoke	-1s
Cockpit — deploy smoke dry-run	-1s
Cockpit — build all examples	-1s
PostHog — dashboards-as-code drift check	-1s
examples/chat — e2e (${{ matrix.shard }}/4)	-1s
Cockpit — e2e dispatcher	-1s
Cockpit — secret-gated integration	-1s
Cockpit — build / test	-1s
Library — lint / test / build	-1s
examples/chat — python smoke	-1s
Cockpit — e2e (${{ matrix.cap.angular }})	0s
Canonical demo → Vercel	0s
Cockpit — e2e	0s
examples/chat — e2e	0s
CI — required	3s
Production smoke	-1s
Deploy → Vercel	-1s
	6m 43s

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