Added data objects, starting on parser

SzLib/DataObjects/SzDataset.cs

@@ -0,0 +1,12 @@
+namespace SzLib.DataObjects;
+
+public class SzDataset
+{
+	public required string Name;
+	public required string Id;
+	public Guid? Uuid;
+
+	public required string DataObjectType;
+	public required string DataObjectTemplateId;
+	public Dictionary<string, SzDataObject> DataObjects = [];
+}