Purging container images from Azure Container Registry

This article explains how to clean up container images in Azure Container Registry (ACR) using the ACR purge command. It covers common use cases like date-based retention to remove images older than a specified period, cleaning up preview or beta images by tag filtering with regular expressions, and scheduling automatic purges using ACR tasks. The author shares practical scenarios from managing dev and production environments, emphasizing the importance of maintaining registry hygiene to avoid unnecessary storage costs and clutter. The guide includes warnings about careful filter construction to prevent accidental deletion of production workloads.