fix(Envelope): Fügen Nicht-relationalen Eigenschaften NotMapped-Attribute hinzu.

EnvelopeGenerator.Domain/Entities/Envelope.cs

@@ -138,12 +138,15 @@ namespace EnvelopeGenerator.Domain.Entities
         public byte[] DOC_RESULT { get; set; }
 
         // TODO: * Check the Form App and remove the default value
+        [NotMapped]
         public List<EnvelopeDocument> Documents { get; set; } = new List<EnvelopeDocument>();
 
         // TODO: * Check the Form App and remove the default value
+        [NotMapped]
         public List<EnvelopeHistory> History { get; set; } = new List<EnvelopeHistory>();
 
         // TODO: * Check the Form App and remove the default value
+        [NotMapped]
         public List<Receiver> Receivers { get; set; } = new List<Receiver>();
 
         /// <summary>