Examine source code of Toolify.Online

{
  "manifest_version": 3,
  "name": "Toolify.Online",
  "version": "1.0.0",
  "description": "Toolify.online: A Vast Collection of Tools to Help You with Your Daily Tasks! 🛠️",
  "action": {
    "default_popup": "popup.html"
  },
  "icons": {
    "16": "logo.png",
    "32": "logo.png",
    "48": "logo.png",
    "128": "logo.png"
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'; script-src-elem 'self';"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "contact@toolify.online"
    }
  }
}