Simple Calculator

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 3,
    "name": "Simple Calculator",
    "version": "1.2",
    "description": "A simple and stylish calculator with scientific mode.",
    "permissions": [
        "activeTab",
        "windows",
        "storage",
        "tabs"
    ],
    "action": {
        "default_title": "Open Calculator",
        "default_icon": {
            "16": "icons\/icon16.png",
            "32": "icons\/icon32.png",
            "64": "icons\/icon64.png",
            "128": "icons\/icon128.png"
        }
    },
    "background": {
        "service_worker": "background.js"
    },
    "icons": {
        "16": "icons\/icon16.png",
        "32": "icons\/icon32.png",
        "64": "icons\/icon64.png",
        "128": "icons\/icon128.png"
    },
    "commands": {
        "_execute_action": {
            "suggested_key": {
                "default": "Alt+C",
                "mac": "Alt+C"
            },
            "description": "Open the Simple Calculator."
        }
    }
}