FROM bitnami/ruby:2.5.3-ol-7-r60 as development FROM bitnami/oraclelinux-runtimes:7-r180 LABEL maintainer "Bitnami " COPY --from=development /opt/bitnami/ruby /opt/bitnami/ruby ENV BITNAMI_APP_NAME="ruby" \ BITNAMI_IMAGE_VERSION="2.5.3-ol-7-r60" \ PATH="/opt/bitnami/ruby/bin:$PATH" CMD [ "irb" ]