Examine source code of Asana Lover

{
  "name": "Asana Lover",
  "description": "Asana Love",
  "version": "1.1.6resigned1",
  "icons": {
    "16": "img/16.png",
    "48": "img/48.png",
    "128": "img/128.png"
  },
  "permissions": [
    "activeTab",
    "storage"
  ],
  "background": {
    "scripts": [
      "js/background.js"
    ],
    "persistent": true
  },
  "browser_action": {
    "default_title": "Asana Lover",
    "default_icon": "img/128.png",
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "https://*.asana.com/*"
      ],
      "js": [
        "js/jquery-3.2.1.min.js",
        "js/asana.js",
        "js/popup.js",
        "js/inject.js"
      ],
      "all_frames": true
    }
  ],
  "web_accessible_resources": [
    "js/woohoo.js",
    "css/hearts.css"
  ],
  "manifest_version": 2,
  "browser_specific_settings": {
    "gecko": {
      "id": "{43d7bad3-aa3c-48ca-8ea2-4ba97da9de21}"
    }
  }
}