fix: address review feedback on scaffold PR

- Add private: true to package.json to prevent accidental npm publish
- Fix assetsPrefix to use Vercel URL (matching TDD) instead of /_website/ path
- Add Inter font files to public/fonts/ to fix 404s

Addresses review feedback:
https://github.com/Comfy-Org/ComfyUI_frontend/pull/10142#pullrequestreview-2893455098

apps/website/astro.config.mjs

@@ -10,7 +10,9 @@ export default defineConfig({
     plugins: [tailwindcss()]
   },
   build: {
-    assetsPrefix: '/_website/'
+    assetsPrefix: process.env.VERCEL_URL
+      ? `https://${process.env.VERCEL_URL}`
+      : undefined
   },
   i18n: {
     locales: ['en', 'zh-CN'],

apps/website/package.json

@@ -1,6 +1,7 @@
 {
   "name": "@comfyorg/website",
   "version": "0.0.1",
+  "private": true,
   "type": "module",
   "scripts": {
     "dev": "astro dev",