anchor.diff:          # required for PDF meta analysis
           poppler-utils \
           zlibc \
  +        # required for mermaid
  +        nodejs \
  +        yarn \
       # clean up
       && apt-get clean && \
       rm -rf /var/lib/apt/lists/* /etc/apt/apt.conf.d/01proxy
  
positive.code: ENV DEBCONF_NOWARNINGS yes
  
  #
  # Debian
  #
  RUN set -x && \
  
negative.code:         lmodern \
          texlive \
          texlive-lang-french \
  		texlive-lang-german \
          texlive-luatex \
          texlive-pstricks \
          texlive-xetex \
  