FROM ruby:latest

ENV TRANSACTD_VERSION 3.7.2
ENV TRANSACTD_GEM_MD5 cb75679f9fa2ebe0cf0f885f20bf0c00

RUN    apt-get update \
    && apt-get install --no-install-recommends -y wget \
    && wget -O transactd-${TRANSACTD_VERSION}.gem "http://www.bizstation.jp/al/transactd/download/docker/transactd-${TRANSACTD_VERSION}.gem.zip" \
    && echo "${TRANSACTD_GEM_MD5} transactd-${TRANSACTD_VERSION}.gem" | md5sum -c - \
    && gem install transactd-${TRANSACTD_VERSION}.gem \
    && rm -f transactd-${TRANSACTD_VERSION}.gem \
    && apt-get purge -y --auto-remove wget \
    && rm -rf /var/lib/apt/lists/*