FROM ruby:2.4.1 ADD / / RUN /scripts/install-essentials RUN /scripts/install-phantomjs 2.1.1 RUN /scripts/install-node RUN /scripts/install-golang RUN /scripts/install-postgresql ENV PATH /usr/local/go/bin:$PATH RUN locale-gen en_US.UTF-8 ENV LANG en_US.UTF-8 ENV LANGUAGE en_US:en ENV LC_ALL en_US.UTF-8