Azure Edge Network is a global network infrastructure provided by Microsoft Azure. It is designed to deliver content, applications, and services to end-users with low latency and high performance. The Azure Edge Network consists of a combination of Azure Content Delivery Network (CDN), Azure Front Door, and Azure Traffic Manager.https://learn.microsoft.com/en-us/azure/cdn/cdn-overview
Express is a web application framework for Node.js, released as free and open-source software under the MIT License. It is designed for building web applications and APIs.https://expressjs.com