code: func (rm *RouteManager) Setup() error {
  	var uris string
  	if os.Getenv("ROUTE_URIS") != "" {
  		uris = os.Getenv("ROUTE_URIS")
  	}
  	if len(os.Args) > 1 {
  		uris = os.Args[1]
  	}
  	if uris != "" {
  		for _, uri := range strings.Split(uris, ",") {
  			err := rm.AddFromURI(uri)
  			if err != nil {
  				return err
  			}
  		}
  	}
  
  	persistPath := getopt("ROUTESPATH", "/mnt/routes")
  	if _, err := os.Stat(persistPath); err == nil {
  		return rm.Load(RouteFileStore(persistPath))
  	}
  	return nil
  }
docs: // Setup configures the RouteManager