Move Dockerfile to root folder

.github/workflows/ci.yaml

@@ -351,6 +351,7 @@ jobs:
           OBS_PACKAGE=$OBS_PROJECT/$NAME
           osc checkout $OBS_PACKAGE -o $DEST_FOLDER
           cp -r packaging/suse/* $DEST_FOLDER
+          cp Dockerfile $DEST_FOLDER
           tar -zcvf $DEST_FOLDER/web.tar.gz --exclude=.git ./
           cd $DEST_FOLDER
           osc ar

Dockerfile

@@ -1,40 +1,42 @@
-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
-ENV MIX_ENV=prod
-RUN mix local.rebar --force \
-    && mix local.hex --force \
-    && mix deps.get
-
+#!BuildTag: trento/trento-web:latest
+#!BuildTag: trento/trento-web:%%VERSION%%
+#!BuildTag: trento/trento-web:%%VERSION%%-build%RELEASE%
+#!UseOBSRepositories
 
-FROM registry.suse.com/bci/nodejs:16 AS assets-build
-COPY --from=elixir-build /build /build
-WORKDIR /build/assets
-RUN npm install
+FROM bci/nodejs:16 AS assets-build
+ADD web.tar.gz /build/
+WORKDIR /build/web/assets
 RUN npm run tailwind:build
 RUN npm run build
 
-FROM elixir-build AS release
+FROM suse/sle15:15.3 AS release
+# FLAVOR defined in prjconf, e.g.
+#  BuildFlags: dockerarg:FLAVOR=Community
+ARG FLAVOR=Community
+# # Workaround for https://github.com/openSUSE/obs-build/issues/487
+RUN zypper --non-interactive in sles-release
+RUN zypper -n in elixir elixir-hex erlang-rebar3
 COPY --from=assets-build /build /build
-WORKDIR /build
+WORKDIR /build/web/
+ENV LANG en_US.UTF-8
+ENV LANGUAGE en_US:en
+ENV LC_ALL en_US.UTF-8
 ENV MIX_ENV=prod
+ENV MIX_HOME=/usr/bin
+ENV FLAVOR="$FLAVOR"
 RUN mix phx.digest
 RUN mix release
 
-
-FROM registry.suse.com/bci/bci-base:15.3 AS trento
+FROM suse/sle15:15.3 AS trento
+# Define labels according to https://en.opensuse.org/Building_derived_containers
+# labelprefix=com.suse.trento
+LABEL org.opencontainers.image.source="https://github.com/trento-project/web"
 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/prod/rel/trento .
+COPY --from=release /build/web/_build/prod/rel/trento .
 EXPOSE 4000/tcp
 ENTRYPOINT ["/app/bin/trento"]