{"message":"EarGuard cloud server is running","device_upload":"/api/device/upload","device_batch_upload":"/api/device/upload_batch","device_latest":"/api/device/latest","parent_today_summary":"/api/parent/today_summary","parent_home_summary":"/api/parent/home_summary?child_id=1&date=2026-06-02","parent_distance_trend":"/api/parent/distance_trend?child_id=1&date=2026-05-31&period=day","parent_light_trend":"/api/parent/light_trend?child_id=1&date=2026-05-31&period=day","parent_posture_trend":"/api/parent/posture_trend?child_id=1&date=2026-05-31&period=day","parent_weekly_report":"/api/parent/weekly_report","student_home":"/api/student/home","student_today_tasks":"/api/student/today_tasks","student_award_points":"/api/student/award_points","student_points_history":"/api/student/points_history","student_achievement":"/api/student/achievement"}