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/Utils/RegexUtils.cs

@@ -11,7 +11,9 @@ public static partial class RegexUtils
     public static partial Regex RegexNieFormat();
 
     [GeneratedRegex("^[A-Z]{3}[0-9]{6}$")]
-    public static partial Regex RegexGuestDocSuportNumber();
+    public static partial Regex RegexGuestDocSupportNumberDNI();
+    [GeneratedRegex("^E[0-9]{8}$")]
+    public static partial Regex RegexGuestDocSupportNumberNIE();
 
     [GeneratedRegex(@"^\+?\d{1,4}?[-.\s]?\(?\d{1,3}?\)?[-.\s]?\d{1,4}[-.\s]?\d{1,4}[-.\s]?\d{1,9}$")]
     public static partial Regex RegexPhoneNumber();