Simple Headers

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "name": "Simple Headers",
    "version": "0.4",
    "description": "Simple editor for response headers.",
    "manifest_version": 3,
    "host_permissions": [
        "https:\/\/*\/*",
        "http:\/\/*\/*"
    ],
    "permissions": [
        "declarativeNetRequestWithHostAccess",
        "storage"
    ],
    "action": {
        "default_popup": "popup.html"
    },
    "icons": {
        "128": "icon128.png"
    },
    "background": {
        "service_worker": "background.js",
        "type": "module"
    },
    "options_ui": {
        "open_in_tab": true,
        "page": "options.html"
    }
}