{"name":"MetroPulse API","version":"2.0.0","description":"台北捷運智慧推薦系統 — 基於 PageRank 演算法（含真實旅運量資料）","endpoints":{"GET /api/recommend":"核心推薦 API（?data_mode=auto|real|synthetic）","GET /api/recommend/options":"表單選項","GET /api/stations":"站點列表","GET /api/stations/:id":"站點詳情","GET /api/station-detail/:id":"站點完整詳情（含 PageRank 時序、偏好雷達、連結）","GET /api/pagerank":"PageRank 排名","GET /api/pagerank/:stationId":"站點各時段 PageRank","GET /api/analytics/months":"已匯入月份列表","GET /api/analytics/latest":"最新月份摘要","GET /api/analytics/pagerank":"真實 PageRank 排名（?year=&month=&period=&top_n=）","GET /api/analytics/flow":"起站 OD 流量（?from=&year=&month=&period=）","GET /api/analytics/trends":"站點 PR 趨勢（?station=&period=）"},"example":"/api/recommend?from=BL12&time_period=afternoon&preference=food&top_n=5"}