Country Flags Scrollbar

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "name": "Country Flags Scrollbar",
    "version": "2",
    "manifest_version": 3,
    "description": "Use your country flag as scrollbar, upload image from your own device or use a custom image as scrollbar. Fully customizble",
    "action": {
        "default_popup": "popup.html",
        "default_icon": {
            "16": "\/images\/logo\/logo-16.png",
            "32": "\/images\/logo\/logo-32.png",
            "48": "\/images\/logo\/logo-48.png",
            "128": "\/images\/logo\/logo-128.png"
        }
    },
    "icons": {
        "16": "\/images\/logo\/logo-16.png",
        "32": "\/images\/logo\/logo-32.png",
        "48": "\/images\/logo\/logo-48.png",
        "128": "\/images\/logo\/logo-128.png"
    },
    "content_scripts": [
        {
            "matches": [
                "<all_urls>"
            ],
            "js": [
                "myScript.js"
            ],
            "all_frames": true,
            "run_at": "document_end"
        }
    ],
    "options_page": "about.html",
    "web_accessible_resources": [
        {
            "resources": [
                "\/images\/*"
            ],
            "matches": [
                "<all_urls>"
            ]
        }
    ],
    "permissions": [
        "storage",
        "unlimitedStorage"
    ]
}