{"ok":true,"data":{"service":"agent-core","api_prefix":"/api/v1","endpoints":["POST /api/v1/chat","GET  /api/v1/prompt-pack/{grade}","POST /api/v1/session/start","POST /api/v1/session/{id}/end","GET  /api/v1/profile/{student_id}","GET  /api/v1/_health"]}}