cli (pubsub/attachment/set): update reactions handling: - reactions data has been updated following changes in XEP-0470 plugin - it is now possible to remove a reaction using uppercase `-R` - short option from `--replace` has been removed, as it is more handy to use `-R` to remove reactions rel 371

ARG REVISION
FROM libervia/web:${REVISION:-dev}

LABEL maintainer="Goffi <tmp_dockerfiles@goffi.org>"

ARG DEBIAN_FRONTEND=noninteractive

USER root

COPY --chown=root:root libervia.conf /etc/libervia.conf

WORKDIR /home/libervia
USER libervia