Dockerfile

FROM opensuse/leap AS elixir-build
ENV LANG en_US.UTF-8
ENV LANGUAGE en_US:en
ENV LC_ALL en_US.UTF-8
RUN zypper -n addrepo https://download.opensuse.org/repositories/devel:/languages:/erlang/SLE_15_SP3/devel:languages:erlang.repo
RUN zypper -n --gpg-auto-import-keys ref -s
RUN zypper -n in elixir
COPY . /build
WORKDIR /build
ARG MIX_ENV=prod
ENV MIX_ENV=$MIX_ENV
RUN mix local.rebar --force \
    && mix local.hex --force \
    && mix deps.get

FROM registry.suse.com/bci/nodejs:16 AS assets-build
COPY --from=elixir-build /build /build
WORKDIR /build/assets
RUN npm install
RUN npm run tailwind:build
RUN npm run build

FROM elixir-build AS release
COPY --from=assets-build /build /build
WORKDIR /build
ARG MIX_ENV=prod
ENV MIX_ENV=$MIX_ENV
RUN mix phx.digest
RUN mix release

FROM registry.suse.com/bci/bci-base:15.3 AS trento
LABEL org.opencontainers.image.source="https://github.com/trento-project/web"
ARG MIX_ENV=prod
ENV LANG en_US.UTF-8
ENV LANGUAGE en_US:en
ENV LC_ALL en_US.UTF-8
# tar is required by kubectl cp
RUN zypper -n in tar
WORKDIR /app
COPY --from=release /build/_build/$MIX_ENV/rel/trento .
EXPOSE 4000/tcp
ENTRYPOINT ["/app/bin/trento"]