title: Build command in detox
body: <p>Looking at this doc: <a href="https://github.com/wix/Detox/blob/master/docs/APIRef.Configuration.md" rel="nofollow noreferrer">https://github.com/wix/Detox/blob/master/docs/APIRef.Configuration.md</a></p>
  <p>It says that the</p>
  <blockquote>
  <p>Build command (either xcodebuild, react-native run-ios, etc...), will
  be later available through detox CLI tool.</p>
  </blockquote>
  <p>I'm trying to setup the build command to work with Android. Am I supposed to add <code>react-native run-android</code> to the build command? What do they mean by Detox CLI tool?</p>