Add ioredis to optionalDependencies

Author: Murderlon

package-lock.json

@@ -33,7 +33,8 @@
     "ts-node": "^10.9.2"
   },
   "optionalDependencies": {
-    "@redis/client": "^1.5.13"
+    "@redis/client": "^1.5.13",
+    "ioredis": "^5.4.1"
   },
   "engines": {
     "node": ">=16"