Examine source code of Smart Tab Pro

{
  "manifest_version": 2,
  "name": "Smart Tab Pro",
  "version": "1.0",
  "description": "Organize tabs, remove duplicates, suspend inactive tabs, and manage browser sessions.",
  "permissions": [
    "tabs",
    "storage"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_title": "Smart Tab Pro",
    "default_popup": "popup.html",
    "default_icon": {
      "48": "icons/icon48.png"
    }
  },
  "icons": {
    "48": "icons/icon48.png",
    "96": "icons/icon96.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "smarttabpro@yourdomain.com",
      "strict_min_version": "142.0",
      "strict_min_version_android": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}