Add cross-section convert strategies

DataAccess/DTOs/VersionProcessorDTO.cs

@@ -0,0 +1,30 @@
+using Newtonsoft.Json;
+using StructureHelperCommon.Infrastructures.Interfaces;
+using StructureHelperCommon.Models.Analyses;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Text.Json.Serialization;
+using System.Threading.Tasks;
+
+namespace DataAccess.DTOs
+{
+    public class VersionProcessorDTO : IVersionProcessor
+    {
+        [JsonProperty("Id")]
+        public Guid Id { get; set; }
+        [JsonProperty("Versions")]
+        public List<IDateVersion> Versions { get; } = new();
+
+        public void AddVersion(ISaveable newItem)
+        {
+            throw new NotImplementedException();
+        }
+
+        public IDateVersion GetCurrentVersion()
+        {
+            throw new NotImplementedException();
+        }
+    }
+}