Added a different example to the scratch file.

scratch.cs

@@ -26,3 +26,38 @@ class Program
         }
     }
 }
+using System;
+using System.IO;
+using System.Linq;
+using QuestPDF.Fluent;
+using QuestPDF.Infrastructure;
+
+class Program
+{
+    static void MergePdfFiles(string[] filePaths, string outputPath)
+    {
+        // Create a new PDF document
+        using (var stream = new MemoryStream())
+        {
+            var document = new Document(stream);
+
+            // Add each PDF document to the output document
+            for (int i = 0; i < filePaths.Length; i++)
+            {
+                var inputDocument = new Document(new FileStream(filePaths[i], FileMode.Open));
+                document.Append(inputDocument.GetContent());
+            }
+
+            // Save the output document
+            document.Save();
+            File.WriteAllBytes(outputPath, stream.ToArray());
+        }
+    }
+
+    static void Main(string[] args)
+    {
+        string[] filePaths = { "input1.pdf", "input2.pdf", "input3.pdf" };
+        string outputPath = "merged.pdf";
+        MergePdfFiles(filePaths, outputPath);
+    }
+}