Dockerfile

FROM ruby:3.1.2-buster

RUN curl -sL https://deb.nodesource.com/setup_14.x | bash -

RUN curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add -\
  && echo 'deb http://dl.yarnpkg.com/debian/ stable main' > /etc/apt/sources.list.d/yarn.list

RUN apt-get update -qq && DEBIAN_FRONTEND=noninteractive apt-get -yq dist-upgrade &&\
  DEBIAN_FRONTEND=noninteractive apt-get install -yq --no-install-recommends\
    build-essential\
    default-mysql-client\
    nodejs\
    yarn &&\
    apt-get clean &&\
    rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* &&\
    truncate -s 0 /var/log/*log

ENV LANG C.UTF-8
ENV TZ UTC

RUN gem update --system && gem install bundler

RUN mkdir -p /app

WORKDIR /app