Multiple Search and Highlight

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 3,
    "version": "0.5.0",
    "name": "Multiple Search and Highlight",
    "description": "Highlight multiple words separated by comma, space or arbitrary separator with persistent history",
    "permissions": [
        "storage",
        "activeTab",
        "scripting"
    ],
    "homepage_url": "https:\/\/add0n.com\/multiple-highlight.html",
    "background": {
        "service_worker": "worker.js"
    },
    "action": {
        "default_popup": "\/data\/popup\/index.html"
    },
    "offline_enabled": true,
    "icons": {
        "16": "\/data\/icons\/16.png",
        "32": "\/data\/icons\/32.png",
        "64": "\/data\/icons\/64.png",
        "128": "\/data\/icons\/128.png",
        "256": "\/data\/icons\/256.png",
        "512": "\/data\/icons\/512.png"
    },
    "commands": {
        "_execute_action": [],
        "remove_highlight": {
            "description": "Remove all highlights"
        },
        "ckey_highlight": {
            "description": "Highlight the last searched query without opening the extension's interface"
        }
    },
    "options_ui": {
        "page": "\/data\/options\/index.html",
        "open_in_tab": true
    }
}