Examine source code of Kapwing Browser Plugin

{
  "manifest_version": 2,
  "name": "Kapwing Browser Plugin",
  "version": "1.0",
  "description": "Quickly access Kapwing tools and manage your content.",
  "permissions": [
    "activeTab",
    "storage"
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": "icon.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "icons": {
    "48": "icon.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{d2bb8d2f-8a4a-4acf-b94f-29c19e7c7fcc}"
    }
  }
}