```ruby
module SGMailer
  class Job < ActiveJob::Base
    def perform(mail)
      SG.send(mail)
    end
  end
end
```

Fix the SG::Mailer bad constants refs
user
```ruby
module SGMailer
  class Job < ActiveJob::Base
    def perform(mail)
      SGMailer.send(mail)
    end
  end
end
```
assistant