anchor.diff: -FROM python:3.10
  +FROM python:3.10 as build-python
  +
  +ENV VIRTUAL_ENV=/opt/venv
  +
  +RUN python -m venv "$VIRTUAL_ENV"
  +ENV PATH="$VIRTUAL_ENV/bin:$PATH"
  +RUN pip install  --quiet pip==22.0.4 && \
  +    pip install  --quiet pip-tools
  +COPY ./dependencies/pip/external_services.txt "/tmp/pip_dependencies.txt"
  +RUN pip-sync "/tmp/pip_dependencies.txt" 1>/dev/null
  +
  +
  +from python:3.10-slim
   
   ENV DEBIAN_FRONTEND=noninteractive
   ENV LANG=en_US.UTF-8
  
positive.code: # Install `pip` packages. #
  ###########################
  
  RUN python3 -m venv "$VIRTUAL_ENV"
  ENV PATH="$VIRTUAL_ENV/bin:$PATH"
  RUN pip install  --quiet pip==22.0.4 && \
      pip install  --quiet pip-tools
  COPY ./dependencies/pip/external_services.txt "${TMP_DIR}/pip_dependencies.txt"
  RUN pip-sync "${TMP_DIR}/pip_dependencies.txt" 1>/dev/null && \
      rm -rf ~/.cache/pip
  
  ###########################
  # Install `npm` packages. #
  
negative.code: ##########################################
  
  RUN apt-get -qq update && \
      apt-get -qq -y install curl && \
      curl -sL https://deb.nodesource.com/setup_16.x | bash - && \
      apt-get -qq -y install \
          ffmpeg \
          gettext \
          git \
          gosu \
          less \
          locales \
          nodejs \
          postgresql-client \
          rsync \
          runit-init \
          vim-tiny \
          wait-for-it && \
      apt-get clean && \
          rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
  
  ###########################
  # Install locales         #
  ###########################
  
  RUN echo 'en_US.UTF-8 UTF-8' > /etc/locale.gen && \
      locale-gen && dpkg-reconfigure locales -f noninteractive
  
  #################################
  # Create local user UWSGI_USER` #
  