refactor(EnvelopeDocument): ByteDta-Eigenschaft hinzugefügt

EnvelopeGenerator.Domain/Entities/EnvelopeDocument.cs

@@ -31,6 +31,9 @@ namespace EnvelopeGenerator.Domain.Entities
         [Column("FILENAME_ORIGINAL", TypeName = "nvarchar(256)")]
         public required string FilenameOriginal { get; set; }
 
+        [Column("BYTE_DATA", TypeName = "varbinary(max)")]
+        public byte[]? ByteDta { get; init; }
+
         public IEnumerable<DocumentReceiverElement>? Elements { get; set; }
     }
 }