Pass current locale to rails delivery jobs and use them in when performing

deliver_later_i18n.rb

module ActionMailer
  class DeliveryJob < ActiveJob::Base
    def initialize(*args)
      super(*args << I18n.locale.to_s)
    end

    alias_method :orig_perform, :perform
    define_method :perform do |*args|
      I18n.with_locale(args.pop) { orig_perform *args }
    end
  end
end