概要
This skill empowers Claude to architect and debug React applications using TanStack Query v5, focusing on the latest standards and breaking changes from version 4. It provides domain-specific guidance on complex features like useMutationState for cross-component tracking, simplified optimistic updates, and robust error handling through throwOnError. Whether you are migrating a legacy codebase, configuring offline-first PWA network modes, or optimizing infinite scroll with maxPages, this skill ensures type-safe, performant, and correctly structured data fetching patterns.