Examine source code of Just Tab Reloader

{
  "manifest_version": 3,
  "name": "__MSG_extName__",
  "version": "2.3.0",
  "default_locale": "zh_TW",
  "description": "__MSG_extDescription__",
  "permissions": [
    "storage",
    "tabs",
    "alarms"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "action": {
    "default_popup": "popup.html",
    "default_title": "Just Tab Reloader"
  },
  "background": {
    "scripts": [
      "utils.js",
      "background.js"
    ]
  },
  "icons": {
    "48": "icons/icon48.png",
    "96": "icons/icon96.png",
    "128": "icons/icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "just-tab-reloader@ivanusto.gmail.com",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}