h2 Отправить инструкцию активации
= form_for(resource, as: resource_name, url: confirmation_path(resource_name), html: { method: :post }) do |f|
  = devise_error_messages!
  p
    = f.label :email
    br
    = f.email_field :email
  p= f.submit 'Отправить'
= render partial: 'devise/shared/links'