Dockerfile

FROM node:0.12-slim

ENV TINI_VERSION 0.5.0
RUN set -x \
	&& apt-get update && apt-get install -y ca-certificates curl \
		--no-install-recommends \
	&& rm -rf /var/lib/apt/lists/* \
	&& curl -fSL "https://github.com/krallin/tini/releases/download/v${TINI_VERSION}/tini" -o /usr/local/bin/tini \
	&& chmod +x /usr/local/bin/tini \
	&& tini -h \
	&& apt-get purge --auto-remove -y ca-certificates curl

WORKDIR /app
COPY . /app

RUN npm install
RUN cp config.default.js config.js

EXPOSE 8081
CMD ["tini", "--", "npm", "start"]