Dockerfile selenium with nodejs

Dockerfile-selenium-nodejs

FROM selenium/standalone-chrome

# lets install node 6.x then cleanup
# install build-essential and leave in case npm needs it
# we have to sudo because selenium defaults to seluser
WORKDIR /tmp
ADD https://deb.nodesource.com/setup_6.x nodesource_setup.sh 
RUN sudo bash nodesource_setup.sh \
    && sudo apt-get install -y nodejs build-essential \
    && sudo rm -rf /var/lib/apt/lists/*

# prep for our nodejs app
RUN sudo mkdir -p /usr/src/app
WORKDIR /usr/src/app

# cache package.json and node_modules to speed up builds
COPY package.json package.json
RUN sudo npm install

# Add your source files
COPY . .
CMD ["npm","start"]