{ "name": "User Scripts API Demo", "version": "1.0", "manifest_version": 3, "minimum_chrome_version": "120", "description": "Uses the chrome.userScripts API to inject JavaScript into web pages.", "background": { "service_worker": "sw.js" }, "permissions": ["storage", "userScripts"], "host_permissions": ["https://example.com/*"], "action": {}, "options_ui": { "page": "options.html", "open_in_tab": false } }