core (main): Let plugins have several handlers + various improvements: `get_handler` can now return several handlers, which is notably useful for component with several included services. Various improvements such move to `async` method, docstring/type hints update, and slight improvment of SatXMPPComponent. rel 453

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