cli (message/send): add arguments for message addressing: commands have been added to add `to`, `cc` and `bcc` metadata for sending copy of the message to several entities. Metadata such as `reply-to` `reply-room` and `no-reply` are also supported. rel 450

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