Solution: Real-Time Chat Dashboard
Merge subscription messages incrementally into the active thread to avoid full refetches. Render cached rooms and messages immediately and revalidate them in the background. Commit offline sends to a durable outbox, then reconcile on reconnect by patching only the affected message IDs. Keep search smooth by offloading filtering to a Web Worker that returns match IDs.
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Solution
Here’s the implementation for the real-time chat dashboard with an explicit cache seam that keeps rooms and threads stable while new messages arrive as incremental subscription inserts, so an entire conversation is never refetched just to show the latest message. Reads are modeled with stale-while-revalidate: cached rooms and messages render immediately, then revalidation runs quietly in the background so the UI stays ...