Rationale Real-time communication enhances user experience with instant updates, notifications, and collaborative features. SignalR provides a robust framework for bidirectional communication between server and clients. Without proper patterns, applications can suffer from connection leaks, scalability issues, and security vulnerabilities. These patterns provide production-ready approaches to SignalR in Razor Pages applications. Patterns Pattern 1: Hub Structure and Organization Organize hubs by domain with proper authentication and group management. Pattern 2: Razor Pages Integration Integra…