Dockerfile from devstaff hack session

Dockerfile

# This dockerfile clones github-analytics repository (https://github.com/kabitakis/github-analytics), installs prerequisites
# and runs the app.
# Start the container with `docker run -e TOKEN=test12345 <container>`

FROM node:latest
MAINTAINER tzermias

#Clone repository
RUN git clone https://github.com/kabitakis/github-analytics.git

WORKDIR github-analytics

# Install it
RUN npm install
RUN ./node_modules/.bin/browserify -t reactify public/*.js -o public/js/bundle.js

ENV TOKEN

# Expose port
EXPOSE 3000

CMD GHTOKEN=TOKEN node github-analytics.js