Examine source code of DeJack (In-Development)

{
  "manifest_version": 2,
  "name": "Dejack",
  "description": "Allows the user to know if a website they visit is safe or suspicious.",
  "version": "2.2",
  "permissions": [
    "activeTab",
    "notifications",
    "webRequest",
    "webRequestBlocking",
    "<all_urls>",
    "alarms",
    "storage"
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_title": "DeJack",
    "default_icon": {
      "16": "images/dns16.png",
      "48": "images/dns48.png",
      "128": "images/dns128.png"
    }
  },
  "icons": {
    "16": "images/dns16.png",
    "48": "images/dns48.png",
    "128": "images/dns128.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{d48b62a1-e8c8-4079-8560-ad0a7d055a06}"
    }
  }
}