YouTube Thumbnail Downloader

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 3,
    "name": "__MSG_appName__",
    "version": "1.0",
    "description": "__MSG_shortDesc__",
    "default_locale": "en",
    "permissions": [
        "downloads",
        "webRequest",
        "storage"
    ],
    "host_permissions": [
        "https:\/\/www.youtube.com\/*"
    ],
    "background": {
        "service_worker": "background.js"
    },
    "icons": {
        "128": "icons\/128 px.png"
    },
    "action": {
        "default_popup": "popup.html",
        "default_icon": {
            "128": "icons\/128 px.png"
        }
    },
    "web_accessible_resources": [
        {
            "resources": [
                "popup.html",
                "popup.js",
                "icons\/*"
            ],
            "matches": [
                "*:\/\/*\/*"
            ]
        }
    ],
    "content_scripts": [
        {
            "matches": [
                "https:\/\/www.youtube.com\/*",
                "*:\/\/www.youtube.com\/youtubei\/v1\/*"
            ],
            "js": [
                "content.js"
            ],
            "run_at": "document_idle"
        }
    ]
}