manifest.json

{
    "manifest_version": 3,
    "name": "YTShortsBlocker",
    "version": "1.1",

    "description": "Blocks YouTube Shorts from appearing on YouTube.",

    "permissions": [],
    "host_permissions": ["https://www.youtube.com/*"],
    "background": {
        "chromium:service_worker": "background.js",
        "firefox:scripts": ["background.js"]
    },
    "icons": {
        "16": "icons/icon-16.png",
        "32": "icons/icon-32.png",
        "48": "icons/icon-48.png",
        "96": "icons/icon-96.png",
        "128": "icons/icon-128.png"
    },

    "content_scripts": [
        {
            "matches": ["https://www.youtube.com/*"],
            "js": ["content.js"],
            "css": ["content.css"]
        }
    ],

    "browser_specific_settings": {
        "gecko": {
            "id": "{59479247-521a-4251-afb2-6314b6500954}",
            "strict_min_version": "109.0"
        }
    }
}