Examine source code of Open-Source Redirector

{
  "manifest_version": 2,
  "name": "Open-Source Redirector",
  "description": "Program to redirect your from proprietary web-services to their open-source alternative.",
  "version": "1.2.0",
  "permissions": [
    "storage",
    "webRequest",
    "webRequestBlocking",
    "<all_urls>"
  ],
  "background": {
    "page": "/pages/background/background.html"
  },
  "browser_action": {
    "browser_style": true,
    "default_icon": {
      "32": "/assets/images/32.png",
      "64": "/assets/images/64.png",
      "128": "/assets/images/128.png"
    },
    "default_title": "Open-Source Redirector",
    "default_popup": "pages/popup/popup.html"
  },
  "icons": {
    "32": "/assets/images/32.png",
    "64": "/assets/images/64.png",
    "128": "/assets/images/128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{b31ca7b6-89f9-4d80-9fbb-26487add441e}"
    }
  }
}