Speed up Docker build in CI environment 🏎
"If you’re building Docker images on your laptop for tagging release, be in shame, and then change your behavior" - Kelsey Hightower, 2018 That’s right! If you are building Docker images in your local machine, you are doing it wrong. We don’t want to build anything on our laptop. When we are tagging a new release for production, staging, or even for a dev environment, the build should trigger automatically to save time and avoid the hassle. But Docker builds in a CI environment might not be faster than our local machine if we don’t configure it properly. In this write-up, I’ll try to share my experience on how I achieved more speed building Docker images in a CI environment. ...