Nomad changes

docs/snippets/csharp/metadata/created_date.cs

@@ -0,0 +1,20 @@
+using Kreuzberg;
+
+var config = new ExtractionConfig
+{
+    PdfOptions = new PdfConfig
+    {
+        ExtractMetadata = true
+    }
+};
+
+var result = KreuzbergLib.ExtractFileSync("document.pdf", config);
+
+if (result.Metadata?.Format.Pdf != null)
+{
+    var createdDate = result.Metadata.Format.Pdf.CreatedDate;
+    if (createdDate.HasValue)
+    {
+        Console.WriteLine($"Created: {createdDate.Value:O}");
+    }
+}