code: func (cm *CheckManager) RefreshTrap() error {
  	if cm.trapURL == "" {
  		return nil
  	}
  
  	if time.Since(cm.trapLastUpdate) >= cm.trapMaxURLAge {
  		return cm.ResetTrap()
  	}
  
  	return nil
  }
docs: // RefreshTrap check when the last time the URL was reset, reset if needed