Dockerfile

FROM ruby:2.6.3
RUN apt-get update
RUN apt-get -y install curl gnupg
RUN curl -sL https://deb.nodesource.com/setup_11.x  | bash -
RUN apt-get -y install postgresql-client nano
RUN curl -sL https://deb.nodesource.com/setup_8.x | bash \
 && apt-get update && apt-get install -y nodejs && rm -rf /var/lib/apt/lists/* \
 && curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add - \
 && echo "deb https://dl.yarnpkg.com/debian/ stable main" | tee /etc/apt/sources.list.d/yarn.list \
 && apt-get update && apt-get install -y yarn && rm -rf /var/lib/apt/lists/*

RUN gem uninstall bundler && gem install rake bundler rspec rubocop rubocop-performance

RUN mkdir /app
WORKDIR /app
COPY Gemfile /app/Gemfile
COPY Gemfile.lock /app/Gemfile.lock
RUN bundle install
COPY . /app

COPY package.json /app/package.json
COPY yarn.lock /app/yarn.lock
RUN yarn install --check-files

# Add a script to be executed every time the container starts.
#COPY entrypoint.sh /usr/bin/
#RUN chmod +x /usr/bin/entrypoint.sh
#ENTRYPOINT ["entrypoint.sh"]
EXPOSE 3000

# Start the main process.
CMD ["rails", "server", "-b", "0.0.0.0"]