$ npm install $ npm run dev- source : https://www.youtube.com/watch?v=Q7AOvWpIVHU
- source : https://codinhood.com/post/create-skybox-with-threejs
install vite.js
$ npm init @vitejs/appinstall tree.js
$ npm install --save threeproject run index.html , but we also have another html(skybox) to watch it you can get another route.