Reduce logs for backtests

src/Managing.Application/Bots/Grains/BacktestTradingBotGrain.cs

@@ -93,6 +93,15 @@ public class BacktestTradingBotGrain : Grain, IBacktestTradingBotGrain
 
             currentCandle++;
 
+            // Log progress every 10%
+            var currentPercentage = (currentCandle * 100) / totalCandles;
+            if (currentPercentage >= lastLoggedPercentage + 10)
+            {
+                lastLoggedPercentage = currentPercentage;
+                _logger.LogInformation("Backtest progress: {Percentage}% ({CurrentCandle}/{TotalCandles} candles processed)",
+                    currentPercentage, currentCandle, totalCandles);
+            }
+
             // Check if wallet balance fell below 10 USDC and break if so
             var currentWalletBalance = tradingBot.WalletBalances.Values.LastOrDefault();
             if (currentWalletBalance < Constants.GMX.Config.MinimumPositionAmount)