- apt-get -y install --no-install-recommends curl ca-certificates gpg procps gpg-agent
-
-# Install RVM
-ADD generated/mpapis.asc /tmp/
-ADD generated/pkuczynski.asc /tmp/
-RUN gpg --import --no-tty /tmp/mpapis.asc && \
- gpg --import --no-tty /tmp/pkuczynski.asc && \
- curl -L https://get.rvm.io | bash -s stable && \
- /usr/local/rvm/bin/rvm install 2.7 -j $(grep -c processor /proc/cpuinfo) && \
- /usr/local/rvm/bin/rvm alias create default ruby-2.7 && \