webpack.mix.js

const mix = require("laravel-mix");
const tailwindcss = require("tailwindcss");
require("laravel-mix-purgecss");
/*
 |--------------------------------------------------------------------------
 | Mix Asset Management
 |--------------------------------------------------------------------------
 |
 | Mix provides a clean, fluent API for defining some Webpack build steps
 | for your Laravel application. By default, we are compiling the Sass
 | file for the application as well as bundling up all the JS files.
 |
 */

mix.js("resources/js/app.js", "public/js")
    .sass("resources/sass/app.scss", "public/css")
    .options({
        processCssUrls: false,
        postCss: [tailwindcss("./tailwind.config.js")]
    })
    .purgeCss({
        enabled: mix.inProduction(),
        folders: ["src", "templates"],
        extensions: ["html", "js", "php", "vue"]
    });

if (!mix.inProduction()) {
    mix.browserSync({
        proxy: "localhost:8000",
        notify: false
    });

}