Fix agent grain calculation

src/Managing.Application/Bots/Models/AgentGrainState.cs

@@ -24,49 +24,6 @@ namespace Managing.Application.Bots.Models
         /// </summary>
         [Id(4)]
         public CachedBalanceData? CachedBalanceData { get; set; } = null;
-
-        // Event-driven metrics for real-time updates
-        /// <summary>
-        /// Total PnL calculated from position events
-        /// </summary>
-        [Id(5)]
-        public decimal TotalPnL { get; set; } = 0;
-
-        /// <summary>
-        /// Total volume calculated from position events
-        /// </summary>
-        [Id(6)]
-        public decimal TotalVolume { get; set; } = 0;
-
-        /// <summary>
-        /// Total wins count from closed positions
-        /// </summary>
-        [Id(7)]
-        public int Wins { get; set; } = 0;
-
-        /// <summary>
-        /// Total losses count from closed positions
-        /// </summary>
-        [Id(8)]
-        public int Losses { get; set; } = 0;
-
-        /// <summary>
-        /// Total fees paid from position events
-        /// </summary>
-        [Id(9)]
-        public decimal TotalFees { get; set; } = 0;
-
-        /// <summary>
-        /// Active strategies count (updated by bot registration/unregistration)
-        /// </summary>
-        [Id(10)]
-        public int ActiveStrategiesCount { get; set; } = 0;
-
-        /// <summary>
-        /// Last time the summary was updated
-        /// </summary>
-        [Id(11)]
-        public DateTime LastSummaryUpdate { get; set; } = DateTime.UtcNow;
     }
 
     /// <summary>