svelte.sk-auth/app/postcss.config.cjs

const tailwindcss = require("tailwindcss");
const autoprefixer = require("autoprefixer");
const cssnano = require("cssnano");

const mode = process.env.NODE_ENV;
const dev = mode === "development";

module.exports = {
  plugins: [
    // Some plugins, like postcss-nested, need to run before Tailwind

    tailwindcss,

    // But others, like autoprefixer, need to run after

    autoprefixer,

    !dev &&
      cssnano({
        preset: "default",
      }),
  ],
};