2048 for Chrome

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 3,
    "name": "__MSG_AppName__",
    "version": "1.4",
    "action": {
        "default_icon": {
            "16": "img\/16x16.png",
            "48": "img\/48x48.png",
            "128": "img\/128x128.png"
        },
        "default_title": "Click to open popup"
    },
    "background": {
        "service_worker": "update.js"
    },
    "content_security_policy": {
        "extension_pages": "script-src 'self' ; object-src 'self'; child-src 'self'; worker-src 'self'"
    },
    "offline_enabled": true,
    "default_locale": "en",
    "description": "__MSG_AppDesc__",
    "icons": {
        "16": "img\/16x16.png",
        "48": "img\/48x48.png",
        "128": "img\/128x128.png"
    },
    "options_page": "index.html",
    "homepage_url": "https:\/\/2048.best\/"
}