Examine source code of Visual Dial 2.0

{
  "manifest_version": 3,
  "name": "Visual Dial 2.0",
  "version": "2.2",
  "description": "Animated visual bookmarks panel.",
  "permissions": [
    "bookmarks",
    "storage",
    "tabs",
    "activeTab"
  ],
  "host_permissions": [
    "https://api.microlink.io/*",
    "https://www.google.com/s2/favicons*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "visual-dial-2.0@synex",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "action": {
    "default_popup": "popup/popup.html",
    "default_icon": {
      "16": "icons/iconVisual16.png",
      "48": "icons/iconVisual48.png",
      "128": "icons/iconVisual128.png"
    }
  },
  "background": {
    "scripts": [
      "db.js",
      "background.js"
    ]
  },
  "chrome_url_overrides": {
    "newtab": "dashboard/dashboard.html"
  },
  "icons": {
    "16": "icons/iconVisual16.png",
    "48": "icons/iconVisual48.png",
    "128": "icons/iconVisual128.png"
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self';"
  }
}