chore: migrate to OpenNext adapter for Cloudflare Pages (Next.js 16 support)

package.json

@@ -6,7 +6,9 @@
     "dev": "next dev",
     "build": "next build",
     "start": "next start",
-    "lint": "eslint"
+    "lint": "eslint",
+    "deploy": "opennextjs-cloudflare build && opennextjs-cloudflare deploy",
+    "preview": "opennextjs-cloudflare build && opennextjs-cloudflare preview"
   },
   "dependencies": {
     "@radix-ui/react-accordion": "^1.2.12",
@@ -24,7 +26,7 @@
     "tailwind-merge": "^3.4.0"
   },
   "devDependencies": {
-    "@cloudflare/next-on-pages": "^1.13.16",
+    "@opennextjs/cloudflare": "^1.15.1",
     "@tailwindcss/postcss": "^4",
     "@types/node": "^20",
     "@types/react": "^19",
@@ -33,6 +35,7 @@
     "eslint-config-next": "16.1.4",
     "tailwindcss": "^4",
     "tw-animate-css": "^1.4.0",
-    "typescript": "^5"
+    "typescript": "^5",
+    "wrangler": "^4.60.0"
   }
 }