message: Use ingroup option instead of group
diff: @@ -23,7 +23,7 @@ LABEL maintainer="Bjoern Kimminich <bjoern.kimminich@owasp.org>" \
  WORKDIR /juice-shop
  COPY --from=installer /juice-shop .
  RUN addgroup juicer && \
  - adduser --disabled-password --group juicer juicer && \
  + adduser --disabled-password --ingroup juicer juicer && \
  chown -R juicer /juice-shop && \
  chgrp -R 0 /juice-shop/ && \
  chmod -R g=u /juice-shop/
  