public async Task <IActionResult> OnGetAsync(CancellationToken cancellationToken)
{
//service will create or update user information as needed
var(userCreated, userName, userEmail) = await _userService.CreateUpdateUserAsync(cancellationToken);
if (userCreated)
{
UserCreated = true;
await _sendEmail.SendUserCreatedEmailAsync(userName, userEmail);
}
return(Page());
}