title: how start actionhero by pm2
body: <p>I'm starting actionhero by this command</p>
  
  <p><code>pm2 start .\node_modules\actionhero\bin\actionhero</code></p>
  
  <p>But actionhero doesn't start successfully and this is in my pm2 log:</p>
  
  <blockquote>
    <p>error: No config directory found in this project, specified with
    --config, or found in process.env.ACTIONHERO_CONFIG</p>
  </blockquote>