{ "name": "ModHeader", "version": "3.0.0", "manifest_version": 3, "description": "Modify request and response headers", "background": { "service_worker": "background.js" }, "action": { "default_icon": "icon.png", "default_title": "Modify Headers", "default_popup": "popup.html" }, "icons": { "16": "icon_16.png", "48": "icon_48.png", "128": "icon_128.png" }, "incognito": "spanning", "permissions": [ "contextMenus", "storage", "tabs", "declarativeNetRequest" ], "host_permissions": [ "" ] }