Add sample in mongo and sql layers

Core.Blueprint.DAL.Mongo/Entities/Collections/SampleCollection.cs

@@ -0,0 +1,11 @@
+using Core.Blueprint.Mongo;
+
+namespace Core.Blueprint.DAL.Mongo.Entities.Collections
+{
+    [CollectionAttributeName("Samples")]
+    public class SampleCollection : Document
+    {
+        public string Name { get; set; } = null!;
+        public string? Description { get; set; }
+    }
+}