Migrating Azure Container Apps from Docker Hub to Azure Container Registry
The Challenge When managing containerized applications in Azure Container Apps, you eventually face the question: should you continue using Docker Hub, or migrate to Azure Container Registry (ACR)? For enterprise workloads, ACR offers significant advantages: integrated security, managed identities for authentication, reduced egress costs, and better integration with Azure RBAC. This post documents a complete migration from Docker Hub to ACR across multiple Container Apps in different Azure subscriptions, including the critical managed identity configuration that enables seamless authentication without storing credentials. ...