Examine source code of Codext

{
  "name": "Codext",
  "version": "1.1.2",
  "description": "Code viewer and editor embedded in your browser!",
  "author": "Pyves, Mika Leppala",
  "homepage_url": "https://github.com/BBC/Codext",
  "offline_enabled": true,
  "background": {
    "scripts": [
      "background/background.js"
    ]
  },
  "page_action": {
    "default_icon": "images/codext_icon.png",
    "default_title": "Codext"
  },
  "content_scripts": [
    {
      "js": [
        "content/content.js"
      ],
      "matches": [
        "<all_urls>"
      ],
      "run_at": "document_end"
    }
  ],
  "permissions": [
    "contextMenus",
    "downloads",
    "notifications",
    "storage",
    "webRequest",
    "tabs",
    "<all_urls>"
  ],
  "icons": {
    "128": "images/codext_logo.png"
  },
  "web_accessible_resources": [
    "editor/*",
    "lib/*"
  ],
  "applications": {
    "gecko": {
      "id": "pyvesdev@gmail.com"
    }
  },
  "manifest_version": 2
}