Dockerfile-3.0
FROM ruby:3.0
# throw errors if Gemfile has been modified since Gemfile.lock
RUN bundle config --global frozen 1
WORKDIR /app
RUN touch /etc/app-env
RUN curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add -
RUN echo "deb https://dl.yarnpkg.com/debian/ stable main" | tee /etc/apt/sources.list.d/yarn.list
RUN apt-get update && apt-get install -y yarn
COPY Gemfile* /app/
RUN gem install bundler
RUN bundle install --jobs 4
RUN mkdir /app/log
COPY . /app/
COPY config/database.docker.yml /app/config/database.yml
COPY config/site.docker.yml /app/config/site.yml
RUN RAILS_ENV=production bundle exec rake assets:precompile
ENTRYPOINT ["/app/docker-entrypoint.sh"]
EXPOSE 3000
CMD ["rails", "server", "-b", "0.0.0.0"]