Examine source code of Autoqueue

{
  "manifest_version": 2,
  "name": "Autoqueue",
  "version": "0.1.3",
  "description": "Opens the store tab the moment a watched queue goes live.",
  "permissions": [
    "storage",
    "alarms",
    "https://queue.autoqueue.app/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "extension@autoqueue.app",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "icons": {
    "16": "icon-16.png",
    "32": "icon-32.png",
    "48": "icon-48.png",
    "128": "icon-128.png"
  }
}