RUN apt-get update && \
apt-get -y install --no-install-recommends curl ca-certificates gpg procps gpg-agent ruby ruby-dev && \
echo "gem: --no-document" >> /etc/gemrc && \
RUN apt-get update && \
apt-get -y install --no-install-recommends curl ca-certificates gpg procps gpg-agent ruby ruby-dev && \
echo "gem: --no-document" >> /etc/gemrc && \