code: func getImageScriptsDir(config *api.Config) (string, bool) {
  	if strings.HasPrefix(config.ScriptsURL, "image://") {
  		return strings.TrimPrefix(config.ScriptsURL, "image://"), true
  	}
  	if strings.HasPrefix(config.ImageScriptsURL, "image://") {
  		return strings.TrimPrefix(config.ImageScriptsURL, "image://"), false
  	}
  	return defaultScriptsDir, false
  }
docs: // getImageScriptsDir returns the directory containing the builder image scripts and a bool
  // indicating that the directory is expected to contain all s2i scripts