A complete step-by-step guide to deploying a production-grade Next.js + Node.js + MySQL stack on Azure

Architecture Overview

→ Internet → Azure Application Gateway (Web Tier)
→ Web VM (Next.js + Nginx) — Public Subnets
→ Internal Load Balancer (App Tier)
→ App VM (Node.js backend) — Private Subnets
→ Azure Database for MySQL (HA + Read...