{"ok":true,"service":"zalo-like-chat-server","message":"API is running","endpoints":{"health":"/health","ready":"/ready","auth":"/api/auth","users":"/api/users","conversations":"/api/conversations","messages":"/api/messages","groups":"/api/groups","upload":"/api/upload"},"requestId":"f6e369a2-53a7-4eff-8095-2d3557291389","timestamp":"2026-06-15T09:19:48.974Z"}