anchor.diff:      useradd -g _encrypted-dns -s /etc -d /opt/encrypted-dns/empty _encrypted-dns && \
       chown _encrypted-dns:_encrypted-dns /opt/encrypted-dns/etc/keys && \
       chmod 700 /opt/encrypted-dns/etc/keys && \
  -    apt-get -qy purge $BUILD_DEPS && \
  +    apt-get -qy purge $BUILD_DEPS && apt-get -qy autoremove && \
       rm -fr ~/.cargo ~/.rustup && \
       rm -fr /tmp/* /var/tmp/*
   
  
positive.code:     --with-username=_unbound --with-libevent --enable-event-api && \
      make -j"$(getconf _NPROCESSORS_ONLN)" install && \
      mv /opt/unbound/etc/unbound/unbound.conf /opt/unbound/etc/unbound/unbound.conf.example && \
      apt-get -qy purge $BUILD_DEPS && \
      rm -fr /opt/unbound/share/man && \
      rm -fr /tmp/* /var/tmp/*
  
  
negative.code: 
  EXPOSE 443/udp 443/tcp
  
  CMD ["/etc/runit/2"]
  
  ENTRYPOINT ["/entrypoint.sh"]
  