message: don't add cratesfyi to docker group
  The container is running things as root anyway in order to be able to
  communicate with docker
diff: @@ -9,7 +9,6 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
  ### STEP 2: Create user ###
  ENV HOME=/home/cratesfyi
  RUN adduser --home $HOME --disabled-login --disabled-password --gecos "" cratesfyi
  -RUN usermod -a -G docker cratesfyi
  ### STEP 3: Setup build environment as new user ###
  ENV CRATESFYI_PREFIX=/home/cratesfyi/prefix
  