#Registry
2 posts
9 min read
Docker in Practice #5 Pushing to Registries and Tag Strategy — The :latest Trap
Picking a registry (GHCR vs Docker Hub vs ECR) and tag strategy. Why :latest is dangerous in production, where semver and SHA tags belong, immutable tags, retention policies, and image size management — sorting out what comes after the push.
7 min read
Docker Basics #5: Registries — Docker Hub, GHCR, push/pull
To use an image you built on a different machine, you push it to a registry. The structure of an image name, logging into Docker Hub and GHCR, the tag/push/pull flow, and pinning images precisely with digests.