Implementing Robust Presence UX for Video Consultation Rooms with Scoped Tokens

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A server-authoritative protocol is needed for managing user presence in fintech video consultations. This system uses scoped tokens to control room access and treats WebRTC connection status as a separate local signal, not as proof of departure. Key decisions, such as authorization and membership leases, must be handled by the server to prevent false clinical handoffs and security risks. The design distinguishes between a user's authorized session and their local media connection state for accurate presence indicators.

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