...We've added many features that most projects require, but you're free to remove them or replace them with whatever you need. We use Next.js to serve the React app. This gives us server-side rendering, routing, bundle splitting, hot reloading, and much more. However, in development when you visit a page it must first be loaded from the file system and transpiled and bundled by the server, served to the client, and then executed. This means there can be a small delay when loading a web page for the first time in development. ...