feat(c-threads): real SDK-backed threads + inline title generation #1214

Job	Run time
CI scope	10s
Cockpit — build all examples	6m 8s
Cockpit — e2e (cockpit-chat-messages-angular)	2m 15s
Cockpit — e2e (cockpit-chat-tool-calls-angular)	2m 39s
Cockpit — e2e (cockpit-chat-interrupts-angular)	2m 19s
Cockpit — e2e (cockpit-langgraph-streaming-angular)	2m 23s
Cockpit — e2e (cockpit-chat-timeline-angular)	2m 14s
Cockpit — e2e (cockpit-chat-threads-angular)	2m 20s
Cockpit — e2e (cockpit-chat-theming-angular)	2m 17s
Cockpit — e2e (cockpit-chat-subagents-angular)	2m 17s
Cockpit — e2e (cockpit-chat-input-angular)	2m 36s
Library — lint / test / build	0s
Website — lint / build	0s
examples/chat — python smoke	0s
Cockpit — deploy smoke dry-run	0s
Cockpit — build / test	0s
Cockpit — representative capability smoke	0s
Website — e2e	0s
Cockpit — secret-gated integration	0s
examples/chat — e2e	0s
PostHog — dashboards-as-code drift check	0s
Canonical demo → Vercel	0s
Cockpit — e2e	3s
Deploy → Vercel	0s
Production smoke	0s
	27m 41s

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