code: func (s *SeesawECU) Backends(ctx *ipc.Context, reply *int) error {
  	s.trace("Backends", ctx)
  
  	authConn, err := s.ecu.authConnect(ctx)
  	if err != nil {
  		return err
  	}
  	defer authConn.Close()
  
  	backends, err := authConn.Backends()
  	if err != nil {
  		return err
  	}
  
  	if reply != nil {
  		_ = backends
  	}
  	return nil
  }
docs: // Backends returns a list of currently configured Backends.