Screenshot Entire Webpage

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 3,
    "name": "__MSG_appName__",
    "description": "__MSG_shortDesc__",
    "default_locale": "en",
    "version": "1.4",
    "icons": {
        "16": "\/icons\/icon16.png",
        "32": "\/icons\/icon32.png",
        "48": "\/icons\/icon48.png",
        "64": "\/icons\/icon64.png",
        "128": "\/icons\/icon128.png"
    },
    "permissions": [
        "activeTab",
        "debugger",
        "downloads",
        "scripting",
        "storage"
    ],
    "background": {
        "service_worker": "background.js"
    },
    "action": {
        "default_popup": "popup.html"
    }
}