Examine source code of LIFX Lights Control

{
  "manifest_version": 2,
  "name": "LIFX Lights Control",
  "short_name": "LIFX",
  "description": "Control your LIFX lights straight from your browser!",
  "author": "Asa Kahn",
  "version": "1.0",
  "icons": {
    "16": "/images/icon16.png",
    "48": "/images/icon48.png",
    "128": "/images/icon128.png"
  },
  "browser_action": {
    "default_icon": "/images/icon.png",
    "default_popup": "popup.html",
    "default_title": "LIFX Lights Control"
  },
  "permissions": [
    "storage",
    "https://api.lifx.com/*",
    "https://lifx.com/",
    "https://*.lifx.com/"
  ],
  "content_scripts": [
    {
      "js": [
        "./js/iro.min.js",
        "./js/main.js"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{68a1fde9-51ba-45f9-8ad9-2a6d1a12e3e7}"
    }
  }
}