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Why this exists A hand written Dockerfile for a Java app is easy to get wrong: fat jars that re upload hundreds of megabytes on every change, root users, no layering. Jib and Cloud Native Buildpacks build the image for…

Container Images Without a Dockerfile: Jib and Cloud Native Buildpacks

Build optimised, reproducible Java images straight from Maven: Jib layers dependencies separately and needs no Docker daemon, Spring Boot buildpacks produce a full image with a JRE and memory tuning, and how to choose, tag, scan and run them safely.

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