Simple Server Dockerfile

Dockerfile

# Choose a base image
FROM node:8.1.3
# Make a landing zone for our app
RUN mkdir app
# Copy the contents of the pwd/cwd into the image's /app directory
COPY . /app
# Go into the /app dir and run npm install
RUN cd /app; npm install
# Choose some ports to expose to the host machine
EXPOSE 3344 80
# Choose a dir from which to call commands
WORKDIR "/app"
# Choose a command for the image to do at run time
ENTRYPOINT ["node", "server.js"]