Dockerfile

FROM node:slim

# We don't need the standalone Chromium
ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD true
ENV NODENV="production"

# Install Google Chrome Stable and fonts
# Note: this installs the necessary libs to make the browser work with Puppeteer.
RUN apt-get update && apt-get install gnupg wget -y && \
  wget --quiet --output-document=- https://dl-ssl.google.com/linux/linux_signing_key.pub | gpg --dearmor > /etc/apt/trusted.gpg.d/google-archive.gpg && \
  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 google-chrome-stable -y --no-install-recommends && \
  rm -rf /var/lib/apt/lists/*

# Change working dir
WORKDIR /opt/
# COPY all the files from Current Directory into the Container
COPY ./ ./

# Install the Project Dependencies like Express Framework
RUN npm install

# Tell that this image is going to Open a Port 
EXPOSE 4000

# Default Command to launch the Application
CMD ["npm", "start"]