AlgCalc

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "name": "AlgCalc",
    "description": "An algebra calculator",
    "version": "1.4",
    "manifest_version": 3,
    "background": {
        "service_worker": "background.js"
    },
    "content_scripts": [
        {
            "js": [
                "js\/contextmenus.js"
            ],
            "matches": [
                "*:\/\/*.ixl.com\/*"
            ]
        }
    ],
    "permissions": [
        "contextMenus",
        "tabs"
    ],
    "host_permissions": [
        "*:\/\/*.ixl.com\/*"
    ],
    "action": {
        "default_title": "AlgCalc",
        "default_icon": "assets\/icon-128.png",
        "default_popup": "popup\/popup.html"
    },
    "icons": {
        "16": "assets\/icon-16.png",
        "128": "assets\/icon-128.png"
    }
}