documentation

lib/README.md

@@ -64,3 +64,6 @@ anywhere in this repository.
 If you use [Visual Studio Code](https://code.visualstudio.com/), you can [run this script directly from the explorer](https://code.visualstudio.com/docs/getstarted/tips-and-tricks#_run-npm-scripts-as-tasks-from-the-explorer).
 
 You should also install the recommended extension for [XML Language Support by Red Hat](https://marketplace.visualstudio.com/items?itemName=redhat.vscode-xml). It will validate the XML files against the official [OData CDSL XML schemas](https://github.com/oasis-tcs/odata-csdl-schemas/tree/main/schemas).
+
+`npm run pages` builds pages that can be deployed to github.io. To test these pages locally,
+run `npm run serve-pages`.