Examine source code of Stocks House

{
  "name": "Stocks House",
  "description": "Search multiple stock websites with a single click, save time.",
  "version": "0.1.8",
  "manifest_version": 2,
  "browser_action": {
    "default_title": "Stocks House",
    "default_icon": {
      "16": "icon-16.png",
      "24": "icon-24.png",
      "32": "icon-32.png",
      "48": "icon-48.png",
      "128": "icon-128.png"
    }
  },
  "icons": {
    "16": "icon-16.png",
    "24": "icon-24.png",
    "32": "icon-32.png",
    "48": "icon-48.png",
    "128": "icon-128.png"
  },
  "content_security_policy": "script-src 'self'; object-src 'self'",
  "background": {
    "scripts": [
      "background/webextension-polyfill.js",
      "background/index.js"
    ]
  },
  "web_accessible_resources": [
    "index.html",
    "index.html/*"
  ]
}