import { fileURLToPath, URL } from "node:url"; import { defineConfig } from "vite"; import react from "@vitejs/plugin-react"; export default defineConfig({ plugins: [react()], css: { postcss: fileURLToPath(new URL("./postcss.config.cjs", import.meta.url)), }, build: { outDir: "dist-demo", emptyOutDir: true, rollupOptions: { input: fileURLToPath(new URL("./demo.html", import.meta.url)), }, }, });