Examine source code of Error Insight

{
  "manifest_version": 2,
  "name": "Error Insight",
  "version": "1.0",
  "description": "Enhance your browsing experience with user-friendly error pages and real-time performance insights.",
  "icons": {
    "48": "icon.png"
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": "icon.png"
  },
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "activeTab",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{b7ec1dcf-e18b-4fb3-a90c-0962cbbb7fe7}"
    }
  }
}