code: func (mod *SlackBee) ReloadOptions(options bees.BeeOptions) {
  	mod.SetOptions(options)
  
  	apiKey := getAPIKey(&options)
  	client := slack.New(apiKey)
  	_, err := client.AuthTest()
  	if err != nil {
  		mod.LogErrorf("Error: authentication failed: %s", err)
  		return
  	}
  
  	mod.channels = map[string]string{}
  	if options.Value("channels") != nil {
  		for _, channel := range options.Value("channels").([]interface{}) {
  			mod.channels[channel.(string)] = ""
  		}
  	}
  
  	mod.apiKey = apiKey
  	mod.client = client
  }
docs: // ReloadOptions parses the config options and initializes the Bee.