Localhost Banner Alert

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 3,
    "name": "Localhost Banner Alert",
    "description": "Add a banner to your browser when you're on a local development site",
    "version": "1.0.0",
    "author": "@shevabam",
    "homepage_url": "https:\/\/github.com\/shevabam\/extension-localhost-banner-alert",
    "permissions": [
        "activeTab",
        "storage"
    ],
    "host_permissions": [
        "http:\/\/*\/*",
        "https:\/\/*\/*"
    ],
    "action": {
        "default_icon": "img\/icon_default.png",
        "default_title": "Localhost Banner Alert",
        "default_popup": "pages\/popup.html"
    },
    "background": {
        "service_worker": "js\/background.js"
    },
    "content_scripts": [
        {
            "js": [
                "js\/config.js",
                "js\/content.js"
            ],
            "css": [
                "css\/style.css"
            ],
            "matches": [
                "<all_urls>"
            ]
        }
    ],
    "options_ui": {
        "page": "pages\/settings.html",
        "open_in_tab": true
    },
    "icons": {
        "128": "img\/icon_128.png"
    }
}