Delete backtest by request id

src/Managing.Application/Backtesting/Backtester.cs

@@ -552,6 +552,20 @@ namespace Managing.Application.Backtesting
             }
         }
 
+        public bool DeleteBacktestsByRequestId(string requestId)
+        {
+            try
+            {
+                _backtestRepository.DeleteBacktestsByRequestId(requestId);
+                return true;
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Failed to delete backtests for request ID {RequestId}", requestId);
+                return false;
+            }
+        }
+
         public (IEnumerable<LightBacktest> Backtests, int TotalCount) GetBacktestsByUserPaginated(User user, int page,
             int pageSize, string sortBy = "score", string sortOrder = "desc")
         {