chore(vercel): return 404 status code for fallback route

Author: moshams272

vercel.json

@@ -1,8 +1,10 @@
 {
-  "rewrites": [
+  "routes": [
+    { "handle": "filesystem" },
     {
-      "source": "/(.*)",
-      "destination": "/404.html"
+      "src": "/(.*)",
+      "status": 404,
+      "dest": "/404.html"
     }
   ]
 }