code: private Config getNodeConfigWithOverrides(Config nodeConfig, Path nodeFilePath) {
      String nodeId = nodeFilePath.getParent().getName();
      return nodeConfig.withValue(FlowGraphConfigurationKeys.DATA_NODE_ID_KEY, ConfigValueFactory.fromAnyRef(nodeId));
    }
docs: Helper that overrides the data.node.id property with name derived from the node file path
  @param nodeConfig node config
  @param nodeFilePath path of the node file
  @return config with overridden data.node.id