Apollo Client 4.x Guide Apollo Client is a comprehensive state management library for JavaScript that enables you to manage both local and remote data with GraphQL. Version 4.x brings improved caching, better TypeScript support, and React 19 compatibility. Integration Guides Choose the integration guide that matches your application setup: - Client-Side Apps - For client-side React applications without SSR (Vite, Create React App, etc.) - Next.js App Router - For Next.js applications using the App Router with React Server Components - React Router Framework Mode - For React Router 7 applicati…