fix error 404 on prod

Author: tonycletus

vercel.json

@@ -9,18 +9,10 @@
       }
     }
   ],
-  "routes": [
+  "rewrites": [
     {
-      "src": "/assets/(.*)",
-      "dest": "/assets/$1"
-    },
-    {
-      "src": "/(.*\\.(png|jpg|jpeg|gif|svg|ico|webp|txt))",
-      "dest": "/$1"
-    },
-    {
-      "src": "/(.*)",
-      "dest": "/index.html"
+      "source": "/(.*)",
+      "destination": "/index.html"
     }
   ]
 }