Examine source code of TabWatch

{
  "manifest_version": 2,
  "name": "TabWatch",
  "description": "See how long every tab has been open. Search, sort by duration or title, and jump to any tab in one click.",
  "version": "2026.6.13",
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "permissions": [
    "tabs",
    "storage",
    "windows"
  ],
  "optional_permissions": [
    "tabGroups"
  ],
  "homepage_url": "https://tab-watch.com",
  "commands": {
    "_execute_action": {
      "suggested_key": {
        "default": "Alt+T",
        "mac": "Alt+T"
      },
      "description": "Open TabWatch popup"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "tab-watch@whiteboardworks.com",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_title": "TabWatch",
    "default_popup": "popup.html"
  }
}