Fix decimal in amount to trade

src/Managing.Application/Trading/Handlers/OpenPositionCommandHandler.cs

@@ -35,7 +35,8 @@ namespace Managing.Application.Trading.Handlers
             position.InitiatorIdentifier = request.InitiatorIdentifier;
 
             // Always use BotTradingBalance directly as the balance to risk
-            decimal balanceToRisk = request.AmountToTrade;
+            // Round to 2 decimal places to prevent precision errors
+            decimal balanceToRisk = Math.Round(request.AmountToTrade, 2);
 
             // Minimum check
             if (balanceToRisk < Constants.GMX.Config.MinimumPositionAmount)
@@ -105,7 +106,7 @@ namespace Managing.Application.Trading.Handlers
             if (!request.IsForPaperTrading)
             {
                 await tradingService.InsertPositionAsync(position);
-                
+
                 // Notify platform summary about the opened position
                 try
                 {
@@ -119,7 +120,7 @@ namespace Managing.Application.Trading.Handlers
                             Volume = position.Open.Price * position.Open.Quantity * position.Open.Leverage,
                             Direction = position.OriginDirection
                         };
-                        
+
                         await platformGrain.OnPositionOpenedAsync(positionOpenedEvent);
                     }
                 }