Dockerfile
ARG RUBY_VERSION
FROM ruby:${RUBY_VERSION}
ENV GEM_HOME /usr/local/bundle
ENV PATH ${GEM_HOME}/bin:${GEM_HOME}/gems/bin:${PATH}
RUN gem install yard
WORKDIR /opt/gem
COPY lib/op_connect/version.rb ./lib/op_connect/version.rb
COPY Gemfile* *.gemspec ./
RUN bundle check || bundle install -j $(nproc)