code: func pinger() error {
  	resp, err := http.Get("http://localhost:" + gorush.PushConf.Core.Port + gorush.PushConf.API.HealthURI)
  	if err != nil {
  		return err
  	}
  	defer resp.Body.Close()
  	if resp.StatusCode != 200 {
  		return fmt.Errorf("server returned non-200 status code")
  	}
  	return nil
  }
docs: // handles pinging the endpoint and returns an error if the
  // agent is in an unhealthy state.