title: What is the best practices for getting code into a docker container?
body: <p>What is the best practices for getting code into a docker container? </p>
  
  <p>Here are some possible approaches:</p>
  
  <ul>
  <li>ADD call in docker container</li>
  <li>git clone or git wget from repo in docker container </li>
  <li>Mount an external device</li>
  </ul>