FROM ubuntu:22.04 ENV INSTALL_PATH="/netssh" RUN apt update && apt install -y openssl ruby ruby-dev git build-essential WORKDIR $INSTALL_PATH COPY Gemfile net-ssh.gemspec $INSTALL_PATH/ COPY lib/net/ssh/version.rb $INSTALL_PATH/lib/net/ssh/version.rb RUN ls -l && gem install bundler && bundle install COPY . $INSTALL_PATH/ CMD openssl version && ruby -ropenssl -e 'puts OpenSSL::OPENSSL_VERSION' && rake test