Examine source code of Gmail Auto Clicker

{
  "manifest_version": 3,
  "name": "Gmail Auto Clicker",
  "version": "1.0",
  "description": "Automatically opens Gmail and clicks the CTA button.",
  "permissions": [
    "tabs",
    "scripting",
    "activeTab"
  ],
  "host_permissions": [
    "https://mail.google.com/*"
  ],
  "action": {
    "default_popup": "popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "gmailAuto8520@example.com"
    }
  }
}