feat: switch to llama on ovh

package.json

@@ -16,10 +16,9 @@
     "vercel:env": "vercel env pull .env"
   },
   "dependencies": {
-    "@vercel/analytics": "^1.5.0",
-    "ai": "^5.0.68",
     "axios": "^1.12.0",
     "class-variance-authority": "^0.7.1",
+    "openai": "^4.77.0",
     "clsx": "^2.1.1",
     "crypto": "^1.0.1",
     "dotenv": "^16.4.5",
@@ -34,7 +33,6 @@
   "devDependencies": {
     "@commitlint/cli": "^18.4.3",
     "@commitlint/config-conventional": "^18.4.3",
-    "@types/json-schema": "^7.0.15",
     "@types/node": "^22.10.1",
     "@types/react": "^18.3.12",
     "@types/react-dom": "^18.3.1",