create SaveBurnedPdfBehavior

EnvelopeGenerator.Application/Common/Behaviors/SaveBurnedPdfBehavior.cs

@@ -0,0 +1,24 @@
+using EnvelopeGenerator.Application.Pdf;
+using MediatR;
+
+namespace EnvelopeGenerator.Application.Common.Behaviors;
+
+/// <summary>
+/// 
+/// </summary>
+public class SaveBurnedPdfBehavior : IPipelineBehavior<BurnPdfCommand, byte[]>
+{
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="request"></param>
+    /// <param name="next"></param>
+    /// <param name="cancel"></param>
+    /// <returns></returns>
+    /// <exception cref="NotImplementedException"></exception>
+    public async Task<byte[]> Handle(BurnPdfCommand request, RequestHandlerDelegate<byte[]> next, CancellationToken cancel)
+    {
+        var docResult = await next(cancel);
+        return docResult;
+    }
+}