message: add peer-finder to image
diff: @@ -9,6 +9,7 @@ ENV LAGOON=elasticsearch
  COPY --from=commons /lagoon /lagoon
  COPY --from=commons /bin/fix-permissions /bin/ep /bin/docker-sleep /bin/
  COPY --from=commons /home /home
  +COPY peer-finder /bin/
  RUN chmod g+w /etc/passwd \
  && mkdir -p /home
  