EndpointsGET /healthzThis path provides a simple readiness probe to verify that the server is operational. Request: GET /healthz Response: HTTP status: 200 OK { "status": "ok" }Last updated: 1/11/2026GET /v1/users/{userID}Retrieve a presence snapshot for a single user.WS /socketHow to connect to and interact with the WebSocket gateway for real-time presence updates.