SWR

Reference for SWR v2, the React Hooks library for stale-while-revalidate data fetching. Prefer the project's existing data layer, fetchers, and hook conventions; apply these rules on top so cache identity, revalidation, and mutation behavior stay predictable.

Branch-specific references, loaded on demand:

• pagination.md — useSWRInfinite for paginated and cursor-based lists.
• subscriptions.md — useSWRSubscription for WebSocket and realtime sources.
• nextjs.md — App Router boundaries, server prefetch, and fallback hydration.

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