|  | #================== | 
|  | # Ruby dependencies | 
|  |  | 
|  | # Install rvm | 
|  | RUN apt-get update && apt-get install -y gnupg2 && apt-get clean | 
|  | RUN gpg2 --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3 7D2BAF1CF37B13E2069D6956105BD0E739499BDB | 
|  | RUN \curl -sSL https://get.rvm.io | bash -s stable | 
|  |  | 
|  | # Install Ruby 2.7 | 
|  | RUN apt-get update && apt-get install -y procps && apt-get clean | 
|  | # "--disable-binary" is a workaround for https://github.com/rvm/rvm/issues/4975 | 
|  | RUN /bin/bash -l -c "rvm install ruby-2.7 --disable-binary" | 
|  | RUN /bin/bash -l -c "rvm use --default ruby-2.7" | 
|  | RUN /bin/bash -l -c "echo 'gem: --no-document' > ~/.gemrc" | 
|  | RUN /bin/bash -l -c "echo 'export PATH=/usr/local/rvm/bin:$PATH' >> ~/.bashrc" | 
|  | RUN /bin/bash -l -c "echo 'rvm --default use ruby-2.7' >> ~/.bashrc" | 
|  | RUN /bin/bash -l -c "gem install bundler --no-document" |