app/controllers/users/registrations_controller.rb
class Users::RegistrationsController < Devise::RegistrationsController
before_action :configure_permitted_parameters
def configure_permitted_parameters
devise_parameter_sanitizer.permit(:sign_up, keys: [:email, :name, :password, :password_confirmation])
devise_parameter_sanitizer.permit(:account_update, keys: [:email, :name, :password, :password_confirmation, :current_password])
end
if ENV['DEMO_LOGIN'].present?
def destroy
head :forbidden
end
end
end