Split Dockerfile in two stages: builder and runtime. #31
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By dividing the Dockerfile into two stages, we significantly reduce the size of the final image. This is because the build dependencies, which are not required in the final image, are excluded.
You can create tags for each stage separately using the
--target
option:However, if you run the
docker build
command without the--target
option, it will build up to the last stage defined in the Dockerfile. So, running:docker build -t pyceres:latest .
is equivalent to specifying
--target runtime
, as runtime is the final stage in the Dockerfile.Reduction in size: