Link Visited Tooltip

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 3,
    "name": "Link Visited Tooltip",
    "version": "1.5.1",
    "description": "Shows a tooltip on link hover indicating when a link was last visited.",
    "author": "@thejjw",
    "icons": {
        "16": "icons\/icon16.png",
        "32": "icons\/icon32.png",
        "48": "icons\/icon48.png",
        "128": "icons\/icon128.png"
    },
    "permissions": [
        "bookmarks",
        "history",
        "storage",
        "contextMenus"
    ],
    "host_permissions": [
        "<all_urls>"
    ],
    "background": {
        "service_worker": "background.js"
    },
    "action": {
        "default_icon": {
            "16": "icons\/icon16.png",
            "32": "icons\/icon32.png",
            "48": "icons\/icon48.png",
            "128": "icons\/icon128.png"
        },
        "default_title": "Click to disable\/enable the tooltip"
    },
    "options_ui": {
        "page": "options.html",
        "open_in_tab": true
    },
    "content_scripts": [
        {
            "matches": [
                "<all_urls>"
            ],
            "js": [
                "content.js"
            ],
            "run_at": "document_end",
            "match_about_blank": true,
            "all_frames": true
        }
    ]
}