Add GetCreatorByAlias and CreatorAlias to User

src/Infrastructure/Identity/ApplicationUser.cs

@@ -7,6 +7,7 @@ public class ApplicationUser : IdentityUser
 {
     public string FirstName { get; set; } = string.Empty;
     public string LastName { get; set; } = string.Empty;
+    public string? CreatorAlias { get; set; }
     public string Occupation { get; set; } = string.Empty;
     public string BirthDate { get; set; } = string.Empty;
     public string Country { get; set; } = string.Empty;