A React App with webpack 5, TypeScript, Less Modules, and Jest To install dependencies yarn To run locally yarn dev To run tests yarn test To build yarn build:dev or yarn build:prod The commit history story Setting up the React app Upgrading webpack and loaders Adding Less Adding a component with a Less module for styles Converting everything to TypeScript Adding Jest and Enzyme Adding webpack rule for .module.less files Setting up a build command Fixing the bundle.js file referenced in the index.html