Fix ghost open positions: dedupe tickets and reconcile against MT5.

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

desktop/gold_order_app.py

@@ -49,7 +49,8 @@ TODAY_STATS_MS = 2500  # 今日战绩（含 history）节流
 ATR_CACHE_MS = 2000
 DAY_OHLC_CACHE_MS = 1500
 HUB_FLOAT_MS = 3000  # 浮盈上报间隔
-HUB_RECONCILE_MS = 45000  # 历史回填/对账间隔（重）
+HUB_RECONCILE_MS = 8000  # 对账间隔：清掉中控幽灵持仓
+HUB_HISTORY_MS = 60000  # 历史平仓回填（较重）
 
 BALANCE_HIGH = 10000.0
 BALANCE_LOW = 1000.0
@@ -1031,6 +1032,7 @@ class OrderApp(tk.Tk):
         self._day_ohlc_cache: Tuple[float, Any] = (0.0, None)  # (ts, dict)
         self._last_float_sync = 0.0
         self._last_reconcile_sync = 0.0
+        self._last_history_sync = 0.0
         self._hub_sync_busy = False
         self._cached_today_stats: Optional[dict] = None
         self._build_ui()
@@ -1713,8 +1715,11 @@ class OrderApp(tk.Tk):
             return
         self._last_float_sync = now
         do_reconcile = (now - float(self._last_reconcile_sync or 0)) >= HUB_RECONCILE_MS / 1000.0
+        do_history = (now - float(self._last_history_sync or 0)) >= HUB_HISTORY_MS / 1000.0
         if do_reconcile:
             self._last_reconcile_sync = now
+        if do_history:
+            self._last_history_sync = now
         # 持仓快照在 UI 线程取，避免与刷新抢 MT5
         try:
             poss = self.bridge.positions(symbol)
@@ -1742,7 +1747,7 @@ class OrderApp(tk.Tk):
         def run() -> None:
             try:
                 reports = list(float_reports)
-                if do_reconcile:
+                if do_history:
                     try:
                         reports[0:0] = self.bridge.recent_close_reports(symbol, hours=48)
                     except Exception:
@@ -1752,11 +1757,11 @@ class OrderApp(tk.Tk):
                         hub_client.report_trade(item)
                     except Exception:
                         pass
-                if do_reconcile:
-                    try:
-                        hub_client.reconcile_trades(open_tickets, symbol)
-                    except Exception:
-                        pass
+                # 对账：清掉中控多出来的幽灵持仓（与 MT5 实际持仓对齐）
+                try:
+                    hub_client.reconcile_trades(open_tickets, symbol)
+                except Exception:
+                    pass
             except Exception:
                 pass
             finally: