Examine source code of AWS SSO Profiles Switcher

{
  "manifest_version": 2,
  "name": "AWS SSO Profiles Switcher",
  "version": "0.5.0",
  "description": "Easily switch between roles available in the AWS Single-Sign-On Portal",
  "icons": {
    "48": "icons/aws-sso-switcher-48.png",
    "96": "icons/aws-sso-switcher-96.png"
  },
  "browser_action": {
    "default_area": "navbar",
    "default_icon": "icons/aws-sso-switcher-48.png",
    "default_title": "AWS SSO Profiles Switcher",
    "default_popup": "popup/popup.html"
  },
  "commands": {
    "_execute_browser_action": {
      "suggested_key": {
        "default": "Ctrl+K",
        "mac": "MacCtrl+K"
      },
      "description": "Open the AWS SSO Profiles Selector popup"
    }
  },
  "permissions": [
    "activeTab",
    "contextualIdentities",
    "cookies",
    "storage",
    "webRequest",
    "webRequestBlocking"
  ],
  "optional_permissions": [
    "https://*.amazonaws.com/federation/console*",
    "https://*.awsapps.com/start/*"
  ],
  "background": {
    "scripts": [
      "lib/common.js",
      "background_scripts/background.js"
    ],
    "persistent": true
  },
  "options_ui": {
    "page": "options/options.html",
    "browser_style": true
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{f4b03779-8b63-4db8-8f8c-09d0b138c923}"
    }
  }
}