ThemeSong for YouTube Music™ (Enhancer)

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 3,
    "version": "1.2.5",
    "name": "__MSG_appName__",
    "description": "__MSG_appDescription__",
    "default_locale": "en",
    "minimum_chrome_version": "105",
    "background": {
        "service_worker": "themesong-background.js"
    },
    "permissions": [
        "storage",
        "scripting",
        "notifications",
        "search",
        "sidePanel"
    ],
    "action": {
        "default_popup": "popup.html",
        "default_icon": "assets\/icon-34.png",
        "default_title": "ThemeSong for YouTube Music\u2122"
    },
    "icons": {
        "34": "assets\/icon-34.png",
        "128": "assets\/icon-128.png"
    },
    "host_permissions": [
        "https:\/\/music.youtube.com\/*"
    ],
    "content_scripts": [
        {
            "matches": [
                "https:\/\/music.youtube.com\/*"
            ],
            "run_at": "document_end",
            "js": [
                "themesong-content.js"
            ]
        }
    ],
    "side_panel": {
        "default_path": "sidepanel.html"
    },
    "web_accessible_resources": [
        {
            "resources": [
                "\/assets\/*"
            ],
            "matches": [
                "https:\/\/music.youtube.com\/*"
            ]
        }
    ]
}