https://www.123articleonline.com/rss/author/455282/janmine-singhArticles written by janmine singh from 123ArticleOnline.comen-usCopyright (c) 123ArticleOnline.com All rights reserved. https://www.123articleonline.com/articles/1529235/what-is-docker-layer-caching-and-why-does-it-matter You push a one-line code change. Your CI/CD pipeline fires up. You grab coffee - and when you return, the build is still running. Slow container builds are a silent productivity killer: they delay feedback, slow deployments, and frustrate developers.