This project is an example that shows how to implement support of ng-add schematic for angular library. It is a part of video tutorial
Before you start you have to install Verdaccio server: npm install -g verdaccio
Run ng build to build the project. The build artifacts will be stored in the dist/ directory.
Then run npm run build --prefix projects/super-ui-lib to build schematics and add artifacts to dist
See the official docs about Angular Schematics.