Examine source code of Foxy Tabs

{
  "manifest_version": 2,
  "name": "Foxy Tabs",
  "description": "A browser extension to help you manage your tabs effectively.",
  "short_name": "Tab manager you always desired",
  "version": "1.0.2resigned1",
  "background": {
    "scripts": [
      "js/background.js"
    ]
  },
  "browser_action": {
    "default_icon": "images/logo.png",
    "default_popup": "popup.html"
  },
  "applications": {
    "gecko": {
      "id": "@foxytabs",
      "strict_min_version": "57.0"
    }
  },
  "icons": {
    "16": "images/icon16.png",
    "48": "images/icon48.png",
    "128": "images/icon128.png"
  },
  "permissions": [
    "tabs",
    "storage",
    "unlimitedStorage"
  ]
}