:recycle: adding a fake test command in frontend

frontend/package.json

         "build": "vite build",
         "serve": "vite preview",
         "lint": "eslint --ext .js,.vue --fix src",
-        "format": "prettier .  --write"
+        "format": "prettier .  --write",
+        "test": "echo 'no tests at this time...'"
     },
     "dependencies": {
         "pubnub": "^5.0.0",