Typing Speed Practice

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "background": {
        "service_worker": "\/scripts\/background-mv3.js"
    },
    "action": {
        "default_icon": {
            "19": "images\/icon-19.png",
            "38": "images\/icon-38.png"
        },
        "default_popup": "pages\/popup.html",
        "default_title": "__MSG_browserActionTitle__"
    },
    "default_locale": "en",
    "description": "__MSG_appDescription__",
    "homepage_url": "https:\/\/typing-speed.freespeedcheck.net\/",
    "icons": {
        "16": "images\/icon-16.png",
        "128": "images\/icon-128.png"
    },
    "manifest_version": 3,
    "name": "__MSG_appName__",
    "offline_enabled": true,
    "permissions": [
        "storage"
    ],
    "short_name": "__MSG_appShortName__",
    "version": "3.0.0"
}