GuestDocument - Improvements to GuestDocument creation:

- IssueDate is now Nullable. Is not required for DNI and NIE document types.
- Improvements in SupportNumber for NIE documents.
- Address search can now be skipped.

src/Somnia.GuestLog/Models/Entities/GuestDocument.cs

@@ -8,7 +8,7 @@ public class GuestDocument : BaseEntity
     public required string DocumentType { get; set; }
     public required string DocumentNum { get; set; }
 
-    public required DateOnly IssueDate { get; set; }
+    public required DateOnly? IssueDate { get; set; }
     public string? SupportNum { get; set; }
 
     public required string Nationality { get; set; }