AttainMate - White Noise & Pomodoro Timer

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 3,
    "name": "AttainMate - White Noise & Pomodoro Timer",
    "short_name": "attainmate",
    "version": "1.1.4",
    "description": "An ambient white noise music app with pomodoro timer and website blocker.",
    "icons": {
        "16": "a.png"
    },
    "background": {
        "service_worker": "background.js"
    },
    "permissions": [
        "storage",
        "tabs"
    ],
    "action": [],
    "content_scripts": [
        {
            "matches": [
                "<all_urls>"
            ],
            "js": [
                "contentScript.js"
            ]
        }
    ]
}