The ClientApp/src application folder contains various files and folders, as demonstrated in the following screenshot:
The tsconfig.app.json and tsconfig.spec.json files are specializations of the main tsconfig.json folder for the main application TypeScript files, and for the main application Karma-based test files. They use the "extends": "../tsconfig.json" option to import all settings in tsconfig.json. They just add source and target folder/files settings that are specific to the main application. In fact, each Angular workspace may contain several Angular applications, and the basic project scaffolded by Angular ...
