remove unused packages

package.json

@@ -69,14 +69,10 @@
     "class-validator": "^0.14.2",
     "dayjs": "^1.11.19",
     "fastify": "^5.6.1",
-    "firebase-admin": "^13.6.0",
     "reflect-metadata": "^0.2.2",
     "rxjs": "^7.8.1",
-    "sanitize-html": "^2.17.0",
-    "slugify": "^1.6.6",
     "socket.io": "^4.8.1",
-    "ulid": "^3.0.1",
-    "uuid": "^13.0.0"
+    "ulid": "^3.0.1"
   },
   "devDependencies": {
     "@eslint/eslintrc": "^3.2.0",