Refactoring of beam shear calculation, add test for beam shea

StructureHelperCommon/Models/Codes/ICodeRevision.cs

@@ -0,0 +1,21 @@
+using StructureHelperCommon.Infrastructures.Interfaces;
+using System;
+
+namespace StructureHelperCommon.Models.Codes
+{
+    public enum RevisionStatus
+    {
+        Draft,
+        Official,
+        Withdrawn
+    }
+
+    public interface ICodeRevision : ISaveable
+    {
+        ICodeEntity CodeEntity { get; set; }
+        string RevisionNumber { get; set; }
+        string FullName { get; }
+        DateOnly PublicationDate { get; set; }
+        RevisionStatus RevisionStatus { get; set; }
+    }
+}