Bulk URL Opener

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 3,
    "name": "Bulk URL Opener",
    "version": "1.2",
    "description": "Open multiple URLs at once and select links with a hotkey(Z)",
    "permissions": [
        "tabs",
        "scripting"
    ],
    "action": {
        "default_popup": "popup.html"
    },
    "icons": {
        "16": "icons\/icon16.png",
        "32": "icons\/icon32.png",
        "48": "icons\/icon48.png",
        "128": "icons\/icon128.png"
    },
    "background": {
        "service_worker": "background.js"
    },
    "content_scripts": [
        {
            "matches": [
                "<all_urls>"
            ],
            "js": [
                "content.js"
            ],
            "css": [
                "styles.css"
            ],
            "run_at": "document_end",
            "all_frames": true
        }
    ],
    "commands": {
        "activate-selection": {
            "suggested_key": {
                "default": "Ctrl+Shift+Z"
            },
            "description": "Activate link selection mode"
        }
    }
}