Dockerfile template

Dockerfile

FROM ruby:2.6.3-slim

ENV APP_DIR /webapp
ENV RUBYOPT -EUTF-8

RUN set -e \
    && apt-get update -y -qq \
    && apt-get install -y -qq \
       awscli \
       build-essential \
       imagemagick \
       jq \
       libmecab-dev \
       mecab \
       mecab-ipadic-utf8 \
       mecab-utils \
    && apt-get autoremove -y \
    && apt-get autoclean -y \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*

RUN mkdir -p $APP_DIR
WORKDIR $APP_DIR

COPY Gemfile $APP_DIR
COPY Gemfile.lock $APP_DIR
RUN bundle install

COPY . $APP_DIR

COPY dic/ /usr/share/mecab/dic/ipadic/
RUN /usr/lib/mecab/mecab-dict-index -U \
  -o /usr/share/mecab/dic/ipadic \
  -d /usr/share/mecab/dic/ipadic

VOLUME ["/webapp"]

ENTRYPOINT /webapp/entrypoint.sh