e2e: Expand `useradd`'s `-m` otion into `--create-home`
... for improved readability
FROM docker:test-dind
RUN apk --no-cache add shadow openssh-server && \
groupadd -f docker && \
- useradd -m --shell /bin/sh penguin && \
+ useradd --create-home --shell /bin/sh penguin && \
usermod -aG docker penguin && \
usermod -p $(head -c32 /dev/urandom | base64) penguin && \
ssh-keygen -A
