Examine source code of Taburdle

{
  "manifest_version": 2,
  "name": "Taburdle",
  "version": "0.5",
  "description": "A WebExtension that copies a string representation of your tabs to your clipboard.",
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_title": "Taburdle",
    "default_icon": "icons/square.svg"
  },
  "applications": {
    "gecko": {
      "id": "taburdle@mikeconley.ca",
      "strict_min_version": "91.0"
    }
  },
  "permissions": [
    "tabs",
    "clipboardWrite",
    "notifications"
  ]
}