app/models/feedback.rb
class Feedback < MailForm::Base
attribute :email, validate: Devise.email_regexp
attribute :message
# Declare the e-mail headers. It accepts anything the mail method
# in ActionMailer accepts.
def headers
{
subject: "Mensaje desde sudamos.es",
to: "hola@sudamos.es",
from: "hola@sudamos.es",
reply_to: email
}
end
end