Simplify dependencies in client and server packages.

packages/client/package.json

@@ -25,7 +25,6 @@
     "chokidar": "^4.0.1",
     "framer-motion": "^11.13.1",
     "isomorphic-dompurify": "^2.19.0",
-    "itty-router": "^5.0.18",
     "js-cookie": "^3.0.5",
     "jsdom": "^24.0.0",
     "katex": "^0.16.20",
@@ -38,7 +37,6 @@
     "mobx-react-lite": "^4.0.7",
     "mobx-state-tree": "^6.0.1",
     "moo": "^0.5.2",
-    "openai": "^5.0.1",
     "qrcode.react": "^4.1.0",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
@@ -50,8 +48,6 @@
     "vike": "0.4.193",
     "vite": "^6.3.5",
     "vite-plugin-pwa": "^1.0.0",
-    "vitest": "^3.1.4",
-    "wrangler": "^4.18.0",
-    "zod": "^3.23.8"
+    "vitest": "^3.1.4"
   }
 }