{"service":"ali-backend","message":"Express API 서버입니다. 사용자용 HTML은 Cloudflare Worker(프론트) 도메인에서 열어야 합니다.","hints":{"health":"/health","seoPage":"/seo/page?host=kr.sofmap.net&path=/","productDailySeries":"GET /api/product/:productId/daily-series?country=&locale=&dayFrom=&dayTo= (일별 1행 → dayKey·dayLabelLocale·updatedAt·가격·지표 병렬 배열)","watchlist":"GET /watchlist (header x-user-id)","metrics":"GET /metrics?productId=&country=&locale= | GET /metrics/price/daily?productId=&country=&locale=&from=&to=","storefrontAliGo":"GET /api/storefront/go-aliexpress?host=kr.sofmap.net&productId=&skuId= (저장된 제휴 URL 없으면 promotion_link 로 link.generate 후 skuAffiliateLinkRows 에 저장·302)"}}