Example app SSR with react.
- React
- Vite
- Express
- index.html
- server.js # main application server
- src/
- main.js # exports env-agnostic (universal) app code
- entry-client.jsx # mounts the app to a DOM element
- entry-server.jsx # renders the app using the framework's SSR API
vide-docs(https://es.vitejs.dev/guide/ssr.html) react-docs(https://react.dev/)