Dockerfile

FROM ruby:2.6
MAINTAINER Stanislav Mekhonoshin <ejabberd@gmail.com>

WORKDIR /app

# Install utilities
RUN apt-get update --fix-missing && apt-get -y upgrade

# Install latest chrome dev package.
RUN wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add - \
    && sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list' \
    && apt-get update \
    && apt-get install -y google-chrome-unstable --no-install-recommends \
    && rm -rf /var/lib/apt/lists/* \
    && rm -rf /src/*.deb

# Add a chrome user and setup home dir.
RUN groupadd --system chrome && \
    useradd --system --create-home --gid chrome --groups audio,video chrome && \
    mkdir --parents /home/chrome/reports && \
    chown --recursive chrome:chrome /home/chrome

USER chrome

RUN gem install foreman bundler

COPY ./Gemfile /app/Gemfile
COPY ./Gemfile.lock /app/Gemfile.lock
RUN bundle install

COPY . /app/

ENTRYPOINT ["/app/entrypoint.sh"]