docker-compose.qa.yml

builder:
  command: ['/tmp/run-no-version.sh']
  environment:
    BUILD_NUMBER: $BUILD_NUMBER

docker-compose.yml

server:
  build: .
  dockerfile: ./docker/Dockerfile-server
  ports:
    - '8080:80'
  volumes_from:
   - builder
builder:
  build: .
  dockerfile: ./docker/Dockerfile-ui
  environment:
    BUILD_NUMBER: $BUILD_NUMBER
  volumes:
    - .:/workdir

Dockerfile-server

FROM nginx

MAINTAINER Rafael Rinaldi <rinaldi@work.co>

# Copy custom configuration file from the current directory
COPY nginx/nginx.conf /etc/nginx/nginx.conf
COPY nginx/mime.types /etc/nginx/mime.types
COPY nginx/.htpasswd /etc/nginx/.htpasswd

Dockerfile-ui

FROM ubuntu:wily

ENV NPM_CONFIG_LOGLEVEL info
ENV NODE_VERSION 4.2.1

RUN apt-get -y update && apt-get install -y curl

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

MAINTAINER Rafael Rinaldi <rafael.rinaldi@work.co>

RUN npm i npm@3.7.1 -g

# Cache node modules
ADD package.json /tmp/package.json
ADD npm-shrinkwrap.json /tmp/npm-shrinkwrap.json

# Fresh install of node modules
RUN cd /tmp && npm i
RUN mkdir /workdir
RUN cp -a /tmp/node_modules /workdir

# Mount working directory
VOLUME /workdir
WORKDIR /workdir

# Copy custom scripts
COPY ./docker/scripts/ /tmp

# Set permissions
RUN cd /tmp && chmod 755 -R /tmp/ && ls -ltra

# Finally run the command
CMD /tmp/run.sh

run.sh

#!/bin/bash -xe

mkdir -p ../public

cp -a /tmp/node_modules .

npm i || cat npm-debug.log
npm run build || cat npm-debug.log

tree

.
├── CONTRIBUTING.md
├── docker
│   ├── Dockerfile-server
│   ├── Dockerfile-ui
│   └── scripts
├── docker-compose.qa.yml
├── docker-compose.yml
├── nginx
│   ├── mime.types
│   └── nginx.conf
├── npm-shrinkwrap.json
├── package.json
├── public
│   ├── bundle.ffb4a995ec90480919c5.css
│   ├── bundle.ffb4a995ec90480919c5.js
│   └── index.html
└── webpack.config.js