docs: private void addMotorwayLayer() {
      LineLayer motorWay = TrafficLayer.getLineLayer(
        MotorWay.BASE_LAYER_ID,
        MotorWay.ZOOM_LEVEL,
        MotorWay.FILTER,
        MotorWay.FUNCTION_LINE_COLOR,
        MotorWay.FUNCTION_LINE_WIDTH,
        MotorWay.FUNCTION_LINE_OFFSET
      );
  
      LineLayer motorwayCase = TrafficLayer.getLineLayer(
        MotorWay.CASE_LAYER_ID,
        MotorWay.ZOOM_LEVEL,
        MotorWay.FILTER,
        MotorWay.FUNCTION_LINE_COLOR_CASE,
        MotorWay.FUNCTION_LINE_WIDTH_CASE,
        MotorWay.FUNCTION_LINE_OFFSET
      );
  
      addTrafficLayersToMap(motorwayCase, motorWay, getLastAddedLayerId());
    }