# escape = \

# make build busybox image
  FROM scratch


       # add busybox.tar.xz to the root dir
     ADD busybox.tar.xz /

# a tab and a space befor RUN, a space after \
      RUN mkdir -p /tmp/this/is/a/tmp/dir &&\
        cd /tmp/this/is/a/tmp/dir &&echo "just a test" >> test.txt
    RUN set -eux; \
    \
# see note below about "*.pyc" files
    export PYTHONDONTWRITEBYTECODE=1; \
    \
    dpkgArch="$(dpkg --print-architecture)"
CMD ["sh"]



