Release container image

Dockerfile

FROM bitwalker/alpine-erlang:latest
MAINTAINER Paul Schoenfelder <paulschoenfelder@gmail.com>

ENV REFRESHED_AT=2016-06-21 \
    HOME=/opt/app/ \
    MIX_ENV=prod \
    TERM=xterm \
    APP=myapp \
    APPVER=0.1.0

EXPOSE 5000

WORKDIR ${HOME}

COPY . .
RUN \
    echo "@edge http://nl.alpinelinux.org/alpine/edge/community" >> /etc/apk/repositories && \
    apk add --no-cache --update --virtual .build-deps \
      elixir@edge \
      git && \
    mix local.hex --force && \
    mix local.rebar --force && \
    mix do compile, release --verbose --env=prod && \
    mkdir -p /opt/$APP/log && \
    cp rel/$APP/releases/$APPVER/$APP.tar.gz /opt/$APP/ && \
    cd /opt/$APP && \
    tar -xzf $APP.tar.gz && \
    rm $APP.tar.gz && \
    rm -rf $HOME/* && \
    apk del .build-deps && \
    chmod -R 777 $HOME && \
    chmod -R 777 /opt/$APP

WORKDIR /opt/$APP

CMD ./bin/$APP foreground