Examine source code of PriceWhisperer X

{
  "manifest_version": 2,
  "name": "PriceWhisperer X",
  "version": "1.0",
  "description": "Advanced AI-powered shopping assistant with price tracking, fraud detection, and smart recommendations",
  "icons": {
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png"
  },
  "permissions": [
    "activeTab",
    "storage",
    "notifications",
    "webRequest",
    "webRequestBlocking",
    "*://*.amazon.com/*",
    "*://*.ebay.com/*",
    "*://*.walmart.com/*",
    "*://*.aliexpress.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "browser_action": {
    "default_icon": "icons/icon-48.png",
    "default_popup": "popup.html",
    "default_title": "PriceWhisperer X"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.amazon.com/*",
        "*://*.ebay.com/*",
        "*://*.walmart.com/*",
        "*://*.aliexpress.com/*"
      ],
      "js": [
        "contentScript.js"
      ],
      "css": [
        "styles.css"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{edafe6e4-8a43-46ef-999c-02ba315c9fcd}"
    }
  }
}