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+ARG RUBY_VERSION=2.7.4
+FROM ruby:$RUBY_VERSION-slim
+
+RUN apt-get update \
+  && apt-get install -y \
+    build-essential \
+    git \
+    locales \
+    nodejs
+
+COPY Gemfile Gemfile
+
+RUN NOKOGIRI_USE_SYSTEM_LIBRARIES=true bundle install
+
+RUN \
+  echo "en_US UTF-8" > /etc/locale.gen && \
+  locale-gen en-US.UTF-8
+ENV LANG en_US.UTF-8
+ENV LANGUAGE en_US.UTF-8
+ENV LC_ALL en_US.UTF-8
+
+COPY entrypoint.sh /entrypoint.sh
+
+ENTRYPOINT ["/entrypoint.sh"]
+