Examine source code of Page Engagement Analyzer

{
  "manifest_version": 2,
  "name": "Page Engagement Analyzer",
  "version": "1.0",
  "description": "Analyze user engagement on webpages with metrics like time spent, clicks, scroll distance, and reading progress. Set engagement goals, compare sessions, and export reports in a cobalt-purple gradient dashboard.",
  "icons": {
    "48": "icon.png"
  },
  "permissions": [
    "activeTab",
    "storage",
    "clipboardWrite"
  ],
  "browser_action": {
    "default_icon": "icon.png",
    "default_popup": "popup.html"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{b1a38df9-2a9e-49bb-a511-344f8caaa07c}"
    }
  }
}