add missing dep

Author: tsjnsn

client/package.json

@@ -23,6 +23,7 @@
     "tailwindcss": "^4.0.3"
   },
   "devDependencies": {
+    "@neutralinojs/neu": "^11.3.1",
     "@types/node": "^20.11.16",
     "terser": "^5.37.0",
     "typescript": "^5.7.3",