DateCreated for resource

src/SQL2Linked/Implementations/ResourceStructuralData.cs

@@ -168,6 +168,12 @@ namespace SQL2Linked.Implementations
                     }
                 }
 
+                if (entry.DateCreated is not null && entry.DateCreated.HasValue)
+                {
+                    AssertToGraphLiteralNode(graph, resourceGraphName, dcterms + "created", entry.DateCreated.Value.ToString());
+                    Console.WriteLine($"For project '{entry.DisplayName}' will migrate triple '{resourceGraphName} {dcterms}created {entry.DateCreated}'. ");
+                }
+
                 graphs.Add(graph);
             }