Dockerfile to run Helianthus application

Dockerfile

FROM centos:latest
MAINTAINER Simon Piette <simon.piette@savoirfairelinux.com>
RUN yum install --assumeyes sudo vim git ; yum clean all
RUN export uid=1000 gid=1000 && \
    cp -a /etc/skel /home/user && \
    echo "user:x:${uid}:${gid}:User,,,:/home/user:/bin/bash" >> /etc/passwd && \
    echo "user:x:${uid}:" >> /etc/group && \
    mkdir -p /etc/sudoers.d && \
    echo "user ALL=(ALL) NOPASSWD: ALL" > /etc/sudoers.d/user && \
    chmod 0440 /etc/sudoers.d/user && \
    chown -R ${uid}:${gid} -R /home/user

RUN yum install --assumeyes https://rpm.nodesource.com/pub_4.x/el/7/x86_64/nodesource-release-el7-1.noarch.rpm; \
    yum install --assumeyes nodejs; yum clean all

USER user
ENV HOME /home/user
WORKDIR /home/user

RUN git clone https://github.com/erudit/helianthus
WORKDIR helianthus
RUN npm install

COPY Dockerfile /root/Dockerfile

ENV LISTEN 127.0.0.1
ENV PORT 5000
CMD [ "npm", "start" ]

EXPOSE 5000