User data for cracks were added

StructureHelperLogics/NdmCalculations/Cracking/ITensionRebarAreaLogic.cs

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+using LoaderCalculator.Data.Matrix;
+using LoaderCalculator.Data.Ndms;
+using StructureHelperCommon.Infrastructures.Interfaces;
+using StructureHelperCommon.Models.Forces;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+
+//Copyright (c) 2023 Redikultsev Evgeny, Ekaterinburg, Russia
+//All rights reserved.
+
+
+namespace StructureHelperLogics.NdmCalculations.Cracking
+{
+    /// <summary>
+    /// Logic for obtaining of summary area in tension zone of cracked cross-section
+    /// </summary>
+    public interface ITensionRebarAreaLogic : ILogic
+    {
+        
+        IStrainMatrix StrainMatrix { get; set; }
+        IEnumerable<RebarNdm> Rebars { get; set; }
+        double GetTensionRebarArea();
+    }
+}