chore: slim down devDependencies (#12155)

Author: benmccann

playgrounds/demo/package.json

@@ -13,8 +13,8 @@
   },
   "devDependencies": {
     "@sveltejs/vite-plugin-svelte": "^3.1.0",
-    "express": "^4.19.2",
     "nodemon": "^3.0.3",
+    "polka": "^1.0.0-next.25",
     "svelte": "workspace:*",
     "vite": "^5.0.13",
     "vite-plugin-inspect": "^0.8.4"

playgrounds/demo/server.js

@@ -1,7 +1,7 @@
 import fs from 'node:fs';
 import path from 'node:path';
 import { fileURLToPath } from 'node:url';
-import express from 'express';
+import polka from 'polka';
 import { createServer as createViteServer } from 'vite';
 
 const PORT = process.env.PORT || '5173';
@@ -11,7 +11,7 @@ const __dirname = path.dirname(fileURLToPath(import.meta.url));
 process.env.NODE_ENV = 'development';
 
 async function createServer() {
-	const app = express();
+	const app = polka();
 
 	const vite = await createViteServer({
 		server: { middlewareMode: true },