When starting the application, it cannot load the tags due to CORS setting on angular.io:
Access to XMLHttpRequest at 'https://angular.io/docs/api/articles/recent' (redirected from 'http://localhost:4200/api/articles/recent') from origin 'http://localhost:4200' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource.
Failed to load resource: net::ERR_FAILED
Access to XMLHttpRequest at 'https://angular.io/docs/api/tags/' (redirected from 'http://localhost:4200/api/tags/') from origin 'http://localhost:4200' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource.
GET https://angular.io/docs/api/tags/ net::ERR_FAILED