npm cache clear --force
npm i -g laravel-mix@latest postcss@latest webpack-cli@latest webpack@latest cross-env@latest 

se linux aggiungere
n@latest
--------------------------------------------------------------------------------------------------------------------------------------
quando si fa un nuovo tema
npm i --save-dev bootstrap jquery jquery-ui lodash moment path axios jquery-migrate livewire-vue laravel-mix laravel-mix-polyfill webpack webpack-cli html-webpack-plugin webpack-dev-server webpack-dev-middleware
-- vue --
npm i --save-dev vue-loader vue-template-compiler vue-loader-plugin
-- loader --
npm i --save-dev css-loader file-loader mini-css-extract-plugin style-loader url-loader  resolve-url-loader
--- fonts ---
npm i --save-dev @fortawesome/fontawesome-free bootstrap-icons
--- css ---
npm i --save-dev postcss postcss-preset-env
npm update vue-loader

-------------------------------------------------------------------------------------------------------------------------------------
npm i -g laravel-mix@latest postcss@latest webpack-cli@latest webpack@latest cross-env@latest n@latest

npm install --save-dev file-loader url-loader
npm install resolve-url-loader sass sass-loader alpinejs --save-dev
npm i -g webpack webpack-cli webpack-dev-server 

curl -fsSL https://deb.nodesource.com/setup_16.x | sudo -E bash -

---------------------------------

rm -rf node_modules
rm package-lock.json yarn.lock
npm cache clear --force
npm install



---------------
file: resources/js/app.js

import Alpine from 'alpinejs'

window.Alpine = Alpine
Alpine.start()

file: webpack.mix.js
const mix = require('laravel-mix');
const tailwindcss = require('tailwindcss');

mix.js('resources/js/app.js', 'public/js')
    .sass('resources/sass/app.scss', 'public/css')
    .options({
        postCss: [ tailwindcss('./tailwind.config.js') ],
    });

-------------------

sudo npm cache clean -f
sudo npm install -g n
sudo n stable
To upgrade to latest version (and not current stable) version, you can use

sudo n latest