# NextJS upgrade y Code review for refactor
* Current version of NextJS
* Renderer -> 9.5.6-canary.9
* B2C-UI -> 8.0.1
* Proposal version
* 11.1.2 -> stable version
* keep webpack 4
* React 17 (as required in the nextjs upgrade guide https://nextjs.org/docs/upgrading)
* Webpack 5
* how load de styles libraries ?
* npmx create-next-app latest version
* create custom server
* use fastify framework
* add dotenv package for env vars
* create routes for diferent pages
* static routes ? could be dynamic ?
* @next/bundle-analyzer
* Visualize size of webpack output files with an interactive, zoomable treemap.
# Renderer