Vex 4 Unblocked game

manifest.json

{
  "manifest_version": 3,
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Vex 4 Unblocked game",
  "description": "__MSG_description__",
  "default_locale": "en",
  "background": {
    "service_worker": "background.js"
  },
  "permissions": [
    "storage"
  ],
  "sandbox": {
    "pages": [
      "vex4.html"
    ]
  },
  "content_security_policy": {
    "sandbox": "sandbox allow-scripts; script-src 'self' 'unsafe-inline' 'unsafe-eval';"
  },
  "icons": {
    "32": "images/32.png",
    "128": "images/128.png"
  },
  "action": {
    "default_title": "Vex 4",
    "default_icon": {
      "32": "images/32.png",
      "128": "images/128.png"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://*/*"
      ],
      "run_at": "document_start",
      "all_frames": false,
      "js": [
        "contentScript.js"
      ]
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "js/content.js"
      ],
      "matches": [
        "https://*/*"
      ]
    }
  ],
  "version": "4.1"
}