fix(HEL-356): use completed history for intraday metrics

Co-authored-by: multica-agent <github@multica.ai>

backend/data/providers/tushare_dashboard.py

@@ -467,7 +467,10 @@ class DashboardMixin:
                 {
                     "ts_code": ts_code,
                     "start_date": (end - timedelta(days=30)).strftime("%Y%m%d"),
-                    "end_date": reference_date,
+                    # Intraday bars are not official daily history yet. Asking
+                    # the hub for today's daily row makes a complete historical
+                    # range look incomplete and discards otherwise valid data.
+                    "end_date": (end - timedelta(days=1)).strftime("%Y%m%d"),
                 },
                 "ts_code,trade_date,vol,amount",
             )
@@ -592,7 +595,13 @@ class DashboardMixin:
         start_date = (end - timedelta(days=20)).strftime("%Y%m%d")
         rows = self.query(
             "daily_basic",
-            {"ts_code": ts_code, "start_date": start_date, "end_date": end_date},
+            {
+                "ts_code": ts_code,
+                "start_date": start_date,
+                # Same rule as price history: today's official valuation is
+                # unavailable during the session, so use the latest prior row.
+                "end_date": (end - timedelta(days=1)).strftime("%Y%m%d"),
+            },
             "ts_code,trade_date,turnover_rate,volume_ratio,total_share,float_share,"
             "free_share,total_mv,circ_mv",
         )