Fix Runtime by adding TotalRuntimeInSeconds

src/Managing.Domain/Bots/Bot.cs

@@ -13,6 +13,11 @@ namespace Managing.Domain.Bots
         public DateTime StartupTime { get; set; }
         public DateTime CreateDate { get; set; }
 
+        // Runtime tracking fields
+        public DateTime? LastStartTime { get; set; }
+        public DateTime? LastStopTime { get; set; }
+        public long AccumulatedRunTimeSeconds { get; set; }
+
         public int TradeWins { get; set; }
         public int TradeLosses { get; set; }
         public decimal Pnl { get; set; }
@@ -23,5 +28,21 @@ namespace Managing.Domain.Bots
         public int LongPositionCount { get; set; }
         public int ShortPositionCount { get; set; }
         
+        /// <summary>
+        /// Gets the total runtime in seconds, including the current session if the bot is running
+        /// </summary>
+        public long GetTotalRuntimeSeconds()
+        {
+            var totalSeconds = AccumulatedRunTimeSeconds;
+            
+            // If bot is currently running, add current session time
+            if (Status == BotStatus.Running && LastStartTime.HasValue)
+            {
+                var currentSessionSeconds = (long)(DateTime.UtcNow - LastStartTime.Value).TotalSeconds;
+                totalSeconds += currentSessionSeconds;
+            }
+            
+            return totalSeconds;
+        }
     }
 }