Examine source code of Azure VM Power Toggle

{
  "manifest_version": 2,
  "name": "Azure VM Power Toggle",
  "version": "1.0.1",
  "description": "Provides a convenient browser interface to start or deallocate an Azure Virtual Machine using automation runbooks via webhooks. Ideal for developers or admins who want quick VM control without logging into the Azure portal",
  "homepage_url": "https://github.com/sebastiaan-lampo/manage_azure_vm",
  "icons": {
    "48": "icons/azure-48.png",
    "96": "icons/azure-96.png"
  },
  "permissions": [
    "https://*.azure-automation.net/*",
    "activeTab",
    "storage"
  ],
  "browser_action": {
    "default_icon": "icons/azure-48.png",
    "default_title": "Azure VM Status",
    "default_popup": "popup/azure_status.html"
  },
  "web_accessible_resources": [],
  "browser_specific_settings": {
    "gecko": {
      "id": "{fab66628-ea76-42a4-8af9-db44dfd5b2c0}"
    }
  }
}