Dockerfile

FROM ruby:3.0.2

RUN apt-get update && apt-get install -y \
  curl \
  build-essential \
  libpq-dev &&\
  curl -sL https://deb.nodesource.com/setup_14.x | bash - && \
  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 nodejs yarn

WORKDIR /myapp

COPY Gemfile /myapp/Gemfile
COPY Gemfile.lock /myapp/Gemfile.lock

RUN gem update bundler
RUN bundle install

# 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

RUN yarn install
# Configure the main process to run when running the image
CMD ["rails", "server", "-b", "0.0.0.0"]