Examine source code of Auto Refresh Pages Qwen3

{
  "manifest_version": 2,
  "name": "Auto Refresh Pages Qwen3",
  "version": "1.0",
  "description": "自动刷新页面，支持高级选项如清除缓存、随机间隔、多标签刷新等",
  "homepage_url": "https://github.com/fishpoaem/Web-Page-Auto-Refresh-FF",
  "permissions": [
    "activeTab",
    "storage",
    "tabs",
    "notifications"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_title": "Auto Refresh Pages by Qwen3"
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "96": "icons/icon96.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "auto-refresh@qwen3.com",
      "data_collection_permissions": {
        "description": "This add-on does not collect, store, or transmit any user data. All refresh settings are saved locally in your browser.",
        "collects": false,
        "permissions": [],
        "required": [
          "none"
        ]
      }
    }
  }
}