修复qmt代码bug

qmt/qmt_engine.py

@@ -127,6 +127,10 @@ class DailySettlement:
                 elif v == 0 and code in real_pos_map:
                     self.pos_mgr.update_actual_volume(strategy, code, real_pos_map[code])
         self.has_settled = True
+    
+    def reset_flag(self):
+        """重置结算标志，以便第二天重新执行"""
+        self.has_settled = False
 
 
 # ================= 2. QMT 核心引擎 =================