Examine source code of CodeX

{
  "name": "The Codex",
  "version": "0.0.1",
  "description": "GitHub Code Search",
  "manifest_version": 2,
  "author": "Anthony Tropeano",
  "icons": {
    "128": "./assets/images/code-search.png"
  },
  "browser_action": {
    "default_popup": "index.html"
  },
  "permissions": [
    "activeTab"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{08da0a7f-26ce-4293-b6fa-17eefd6387c2}"
    }
  }
}