Dockerfile

FROM ruby:2.3.3

RUN set -ex \
  && for key in \
    9554F04D7259F04124DE6B476D5A82AC7E37093B \
    94AE36675C464D64BAFA68DD7434390BDBE9B9C5 \
    0034A06D9D9B0064CE8ADF6BF1747F4AD2306D93 \
    FD3A5288F042B6850C66B31F09FE44734EB7990E \
    71DCFD284A79C3B38668286BC97EC7A07EDE3FC1 \
    DD8F2338BAE7501E3DD5AC78C273792F7D83545D \
    B9AE9905FFD7803F25714661B63B535A4C206CA9 \
    C4F0DFFF4E8C1A8236409D08E73BC641CC11F4C8 \
  ; do \
    gpg --keyserver ha.pool.sks-keyservers.net --recv-keys "$key"; \
  done

ENV NPM_CONFIG_LOGLEVEL info
ENV NODE_VERSION 6.9.1

RUN curl -SLO "https://nodejs.org/dist/v$NODE_VERSION/node-v$NODE_VERSION-linux-x64.tar.xz" \
  && tar -xJf "node-v$NODE_VERSION-linux-x64.tar.xz" -C /usr/local --strip-components=1 \
  && rm "node-v$NODE_VERSION-linux-x64.tar.xz" \
  && ln -s /usr/local/bin/node /usr/local/bin/nodejs

RUN  npm install -g yarn && \
  echo '\n# Node.js\nexport PATH="node_modules/.bin:$PATH"' >> /root/.bashrc

RUN mkdir /ballers
WORKDIR /ballers

COPY Gemfile* /ballers/
COPY package.json /ballers
COPY yarn.lock /ballers

RUN yarn install
RUN bundle install

COPY . /ballers

EXPOSE 3000