A very interesting feature coming with Docker 17.05 is multi-stage builds in the Dockerfile. This feature allows to implement a simple pipeline during the build phase and carry artifacts between stages. Previously, if you wanted to deliver lightweight images, you would have had to implement the builder pattern.
First, you would build an image with all the development dependencies, build the project and generate your artifacts, export them using docker cp or anything similar and then add those files to a new image, with a lighter base.
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