Often when building applications, I will use a multistage docker build for output container size and efficiency, but will run the build in two halves, to make use of the extra assets in the builder container, something like this: docker build \ --target builder \ -t builder:$GIT_COMMIT \ . docker run --rm \ -v "$PWD/artefacts/tests:/artefacts/tests" \ builder:$GIT_COMMIT \ yarn ci:test docker run --rm \ -v "$PWD/artefacts/lint:/artefacts/lint" \ builder:$GIT_COMMIT \ yarn ci:lint docker build...
