Dockerfile

FROM ruby:2.6.5-alpine

ENV BUNDLER_VERSION=2.1.4

RUN apk add --update --no-cache \
  binutils-gold \
  build-base \
  curl \
  file \
  g++ \
  gcc \
  git \
  less \
  libstdc++ \
  libffi-dev \
  libc-dev \ 
  linux-headers \
  libxml2-dev \
  libxslt-dev \
  libgcrypt-dev \
  make \
  netcat-openbsd \
  nodejs \
  openssl \
  pkgconfig \
  postgresql-dev \
  python \
  tzdata \
  yarn 

RUN gem install bundler -v 2.1.4

WORKDIR /app

COPY Gemfile Gemfile.lock ./

RUN bundle config build.nokogiri --use-system-libraries

RUN bundle check || bundle install 

COPY package.json .
COPY yarn.lock .

RUN yarn upgrade webpack@^4.0.0 \
  yarn install

COPY . .

RUN chmod +x ./entrypoint.sh
RUN chmod +x ./test.sh

ENTRYPOINT ["/app/entrypoint.sh"]