TanStack Query Best Practices Comprehensive performance optimization guide for TanStack Query v5 applications. Contains 40 rules across 8 categories, prioritized by impact to guide automated refactoring and code generation. When to Apply Reference these guidelines when: - Writing new queries, mutations, or data fetching logic - Implementing caching strategies (staleTime, gcTime) - Reviewing code for performance issues or request waterfalls - Refactoring existing TanStack Query code - Implementing infinite queries, Suspense, or optimistic updates Rule Categories by Priority | Priority | Catego…