{"status":"ok","message":"健康数据分析 API","endpoints":{"active":"POST /api/analyze/active - 日常活动分析","sleep":"POST /api/analyze/sleep - 睡眠快速分析","sleep_detailed":"POST /api/analyze/sleep_detailed - 睡眠详细分段分析","week":"POST /api/analyze/week - 周报告","month":"POST /api/analyze/month - 月报告","prayer":"POST /api/analyze/prayer - 祷告任务推荐（基于HRV/心率/血氧）"}}