Hover to Save Image

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 3,
    "name": "Hover to Save Image",
    "version": "1.3",
    "permissions": [
        "downloads"
    ],
    "host_permissions": [
        "<all_urls>"
    ],
    "background": {
        "service_worker": "background.js"
    },
    "action": {
        "default_icon": {
            "16": "extension_icon.png",
            "32": "extension_icon.png",
            "48": "extension_icon.png",
            "128": "extension_icon.png"
        }
    },
    "content_scripts": [
        {
            "matches": [
                "<all_urls>"
            ],
            "js": [
                "content.js"
            ],
            "run_at": "document_idle"
        }
    ]
}