Dockerfile

FROM node:7-alpine

RUN apk update \
  && apk add curl bash binutils tar \
  && rm -rf /var/cache/apk/* \
  && /bin/bash \
  && touch ~/.bashrc \
  && curl -o- -L https://yarnpkg.com/install.sh | bash \
  && apk del curl tar binutils

RUN mkdir -p /usr/src/app
WORKDIR /usr/src/app

COPY package.json /usr/src/app/
COPY yarn.lock /usr/src/app/
RUN yarn

COPY . /usr/src/app

RUN npm run build

EXPOSE 3000
CMD [ "npm", "start" ]