Also use it to test the public API for core and common Once we have an ng_package for every package, we can remove the npm dependency on ts-api-guardian and the gulp-based public api check. PR Close #22544
This is an exact mirror of https://github.com/angular/ts-api-guardian/tree/750f651eca4d57a4a7ebcc12c19d0beea1a62202 PR Close #22544