Examine source code of EB IT Support LTD

{
  "manifest_version": 2,
  "name": "EB IT Support Portal",
  "short_name": "EB IT Support",
  "description": "Full customer portal with tickets, appointments, invoices and live chat support",
  "version": "1.2.1",
  "browser_specific_settings": {
    "gecko": {
      "id": "eb-it-support@ebithost.uk",
      "strict_min_version": "109.0"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    },
    "default_title": "EB IT Support Portal"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "permissions": [
    "storage",
    "notifications",
    "alarms",
    "contextMenus",
    "https://dashboard.ebithost.uk/*",
    "https://eb-it.uk/*",
    "https://ebituk.instatus.com/*"
  ],
  "content_security_policy": "script-src 'self' 'unsafe-inline' 'unsafe-eval' https://dashboard.ebithost.uk https://cdn.jsdelivr.net; object-src 'self'; frame-src https://dashboard.ebithost.uk https://ebituk.instatus.com",
  "commands": {
    "_execute_browser_action": {
      "suggested_key": {
        "default": "Ctrl+Shift+E",
        "mac": "Command+Shift+E"
      },
      "description": "Open EB IT Support Portal"
    }
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  }
}