FROM ubuntu:trusty EXPOSE 9991 RUN apt-get update && apt-get install -y wget RUN localedef -i en_US -f UTF-8 en_US.UTF-8 RUN useradd -d /home/zulip -m zulip && echo 'zulip ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers USER zulip RUN ln -nsf /srv/zulip ~/zulip RUN echo 'export LC_ALL="en_US.UTF-8" LANG="en_US.UTF-8" LANGUAGE="en_US.UTF-8"' >> ~zulip/.bashrc WORKDIR /srv/zulip