Dockerfile

FROM ruby:2.4

RUN apt-get update -qq && apt-get install -y software-properties-common

RUN wget -qO - https://adoptopenjdk.jfrog.io/adoptopenjdk/api/gpg/key/public |  apt-key add -

RUN apt-add-repository --yes https://adoptopenjdk.jfrog.io/adoptopenjdk/deb/

RUN apt-get update -qq && apt-get install -y adoptopenjdk-8-hotspot

RUN apt-get update -qq && apt-get install -y build-essential \
  libpq-dev \
  postgresql-client \
# for Solr
# for nokogiri
  libxml2-dev \
  libxslt1-dev \
  # for cron scheduler job
  cron \
  vim
RUN gem install bundler

ENV APP_HOME /docker_build
RUN mkdir $APP_HOME
WORKDIR $APP_HOME

ADD Gemfile* $APP_HOME/
RUN bundle install

ADD . $APP_HOME/

COPY config/docker/database.yml config/

COPY ./config/docker/docker-entrypoint.sh /
RUN chmod +x /docker-entrypoint.sh
ENTRYPOINT ["/docker-entrypoint.sh"]