{ "browser_specific_settings": { "gecko": { "id": "session-state@example.com", "strict_min_version": "57.0a1" } }, "manifest_version": 2, "name": "Session state", "version": "1.0", "description": "Demonstrates using the sessions API to store and restore extension-specific tab state.", "homepage_url": "https://github.com/mdn/webextensions-examples/tree/master/session-state", "icons": { "48": "icons/border-48.png" }, "background": { "scripts": ["background.js"] }, "permissions": ["", "menus", "sessions"] }