feat: switch to vite + upgrades

vite.config.js

@@ -0,0 +1,26 @@
+import { defineConfig } from 'vite';
+import tailwindcss from '@tailwindcss/vite';
+import { resolve } from 'path';
+
+export default defineConfig({
+  root: 'src',
+  plugins: [tailwindcss()],
+  build: {
+    outDir: '../dist',
+    emptyOutDir: true,
+    rollupOptions: {
+      input: resolve(__dirname, 'src/index.html'),
+      output: {
+        entryFileNames: 'app.js',
+        assetFileNames: (assetInfo) => {
+          if (assetInfo.name?.endsWith('.css')) return 'app.css';
+          return '[name][extname]';
+        },
+      },
+    },
+  },
+  server: {
+    port: 3000,
+    open: true,
+  },
+});