Dockerfile

FROM node:10-slim
WORKDIR /app

RUN  apt-get update \
     # Install latest chrome dev package, which installs the necessary libs to
     # make the bundled version of Chromium that Puppeteer installs work.
     && apt-get install -y wget --no-install-recommends \
     && 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/* \
     && wget --quiet https://gist.githubusercontent.com/sergeysova/275b55e6212136818dbe2324dcfc9952/raw/4ca2cfe8fec071e7b344038a9c4ecedf745f392e/wait-for-it.sh -O /usr/sbin/wait-for-it.sh \
     && chmod +x /usr/sbin/wait-for-it.sh

ADD https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64 /usr/local/bin/dumb-init
RUN chmod +x /usr/local/bin/dumb-init

COPY package.json yarn.lock ./
RUN yarn install
COPY . .
RUN yarn test

# Add user so we don't need --no-sandbox.
RUN groupadd -r pptruser && useradd -r -g pptruser -G audio,video pptruser \
    && mkdir -p /home/pptruser/Downloads \
    && chown -R pptruser:pptruser /home/pptruser \
    && chown -R pptruser:pptruser ./node_modules

# Run everything after as non-privileged user.
USER pptruser

EXPOSE 9000
VOLUME ["/app/screenshots"]

ENTRYPOINT ["dumb-init", "--"]
CMD [ "yarn", "start" ]