Design a Web-based Email Client

Design a Web-based Email Client

Design a scalable, secure, and performant web-based email client similar to Gmail. Focus on handling large volumes of data in the inbox list, ensuring secure rendering of untrusted HTML message content, implementing robust state management for real-time updates, and providing offline-first capabilities. Discuss architectural trade-offs between rendering strategies, security isolation techniques, and client-side storage mechanisms for a smooth, desktop-like user experience.
ReactTanStack QueryZustandTailwind CSSIndexedDBService WorkersDOMPurifyWebSocketsVirtualization
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