The container build process feels a bit not that transparent, I feel. But using:
docker-compose build --progress=plain
it becomes a bit more transparent.
When running the above, I saw more info about the command, that was run, even if it is just that it is using a cached result.
#10 [ 3/13] RUN apt-get update && apt-get install -y build-essential #10 CACHED #11 [ 8/13] RUN df -ha #11 CACHED