title: How to send an email with attachments in Go
body: <p>I have found this library and have managed to send an attachment in an empty email but not to combine text and attachments. </p>
  
  <p><a href="https://github.com/sloonz/go-mime-message" rel="noreferrer">https://github.com/sloonz/go-mime-message</a> </p>
  
  <p>How can it be done?</p>