Tetris Classic

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "background": {
        "service_worker": "js\/background.js"
    },
    "action": {
        "default_title": "__MSG_extName__",
        "chrome_url_overrides": {
            "newtab": "popup.html"
        }
    },
    "default_locale": "en",
    "description": "__MSG_extShortDesc__",
    "icons": {
        "16": "icons\/icon-16.png",
        "48": "icons\/icon-48.png",
        "128": "icons\/icon-128.png",
        "300": "icons\/icon-300.png"
    },
    "content_scripts": [
        {
            "matches": [
                "<all_urls>"
            ],
            "js": [
                "js\/content.js"
            ],
            "all_frames": false,
            "match_about_blank": false,
            "run_at": "document_start"
        }
    ],
    "manifest_version": 3,
    "minimum_chrome_version": "88.0",
    "name": "__MSG_extName__",
    "permissions": [
        "storage",
        "scripting",
        "alarms"
    ],
    "host_permissions": [
        "<all_urls>"
    ],
    "version": "1.0.5",
    "offline_enabled": true,
    "web_accessible_resources": [
        {
            "resources": [
                "icons\/*"
            ],
            "matches": [
                "<all_urls>"
            ],
            "use_dynamic_url": false
        }
    ]
}