FROM ruby:2.5

LABEL "author.name" = "kolosfed" \
      "author.email" = "kolosfed@gmail.com"

# Install dependencies
RUN apt-get update; \
    apt-get install -y nodejs

# Gems installation
RUN mkdir /image-build-tmp; \
    cd /image-build-tmp
ADD Gemfile* ./
RUN bundle install --jobs=20; \
    cd /; \
    rm -r /image-build-tmp

WORKDIR /app

VOLUME ["/app", "/root"]
EXPOSE 3000

CMD ["/bin/bash"]