Datasets now serialize/save and deserialize/load properly. Created a test in the CLI project

SzLib/DataObjects/SzDataObject.cs

@@ -2,7 +2,7 @@ namespace SzLib.DataObjects;
 
 public class SzDataObject 
 {
-    public required string Name;
-    public required string Id;
-    public Dictionary<string, SzField> Fields = [];
+    public required string Name {get; set;}
+    public required string Id {get; set;}
+    public Dictionary<string, SzField> Fields {get; set;} = [];
 }