Examine source code of FireMon Power Tools

{
  "manifest_version": 3,
  "name": "FireMon Power Tools",
  "version": "3.3.0",
  "description": "Productivity tools for FireMon admins: bulk operations, device management, workflow automation for Policy Planner & Optimizer",
  "permissions": [
    "activeTab",
    "storage",
    "cookies",
    "scripting"
  ],
  "host_permissions": [],
  "optional_host_permissions": [
    "<all_urls>"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "firemon-power-tools@firemon.com",
      "strict_min_version": "109.0"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icon16.png",
      "48": "icon48.png",
      "128": "icon128.png"
    }
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  }
}