Expand recommend table with gap, daily stats, and client-side sorting

Co-authored-by: Cursor <cursoragent@cursor.com>

product_recommend.py

@@ -8,7 +8,7 @@ from typing import Callable, Optional
 
 from contract_specs import get_contract_spec
 from fee_specs import calc_fee_breakdown
-from recommend_trend import analyze_product_trend, sort_recommend_by_trend
+from recommend_trend import analyze_product_daily, sort_recommend_by_trend
 from symbols import PRODUCTS
 
 logger = logging.getLogger(__name__)
@@ -128,7 +128,7 @@ def list_product_recommendations(
             main_code = (quote.get("ths_code") or "").strip()
             row["main_code"] = main_code
             if main_code:
-                row.update(analyze_product_trend(main_code))
+                row.update(analyze_product_daily(main_code))
             return row
         except Exception as exc:
             logger.warning("recommend product failed %s: %s", ths, exc)