private async void updateBtn_Click(object sender, RoutedEventArgs e)
{
if (usernameTextBox.Text == null || emailTextBox.Text == null)
{
MessageBox.Show("Username and Email are required.");
}
else
{
UserDto user = new UserDto()
{
Username = usernameTextBox.Text,
Email = emailTextBox.Text,
FName = firstNameTextBox.Text,
LName = lastNameTextBox.Text,
PhoneNumber = phoneNumberTextBox.Text,
};
await userManager.Edit(user);
}
}