elsabina1980

- [package.json] DevDependencies add: ` "ts-loader": "^2.0.3", "typescript": "^2.4.1";` - [webpack.config.js] from [ts-loader-Documentation](https://github.com/TypeStrong/ts-loader) add : `resolve: { // Add `.ts` and `.tsx` as a resolvable extension. extensions: ['.ts', '.tsx', '.js']...