Copy frontend as a multistage artifact

Dockerfile

@@ -1,18 +1,14 @@
+FROM tfw-frontend:latest as frontend
 FROM avatao/debian:buster
 
-RUN curl -sL https://deb.nodesource.com/setup_8.x | sudo -E bash -                                     &&\
-    curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | sudo apt-key add -                             &&\
-    echo "deb https://dl.yarnpkg.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/yarn.list &&\
-    apt-get update                                                                                     &&\
+RUN apt-get update                           &&\
     apt-get install -y --no-install-recommends \
-        nodejs                                 \
-        yarn                                   \
         supervisor                             \
         libzmq5                                \
         nginx                                  \
         jq                                     \
-        gettext-base                                                                                   &&\
-    rm -rf /var/lib/apt/lists/*                                                                        &&\
+        gettext-base                         &&\
+    rm -rf /var/lib/apt/lists/*              &&\
     ln -sf /bin/bash /bin/sh
 
 COPY requirements.txt /tmp
@@ -59,11 +55,11 @@ COPY nginx/default.conf ${TFW_NGINX_DEFAULT}
 COPY nginx/components/ ${TFW_NGINX_COMPONENTS}
 COPY tfw ${TFW_LIB_DIR}/tfw
 COPY supervisor/tfw_server.py ${TFW_SERVER_DIR}/
+COPY --from=frontend /srv/dist ${TFW_FRONTEND_DIR}
 
 VOLUME ["${TFW_LOGS_DIR}", "${TFW_PIPES_DIR}"]
 
 ONBUILD ARG BUILD_CONTEXT="solvable"
-ONBUILD ARG NOFRONTEND=""
 
 ONBUILD COPY ${BUILD_CONTEXT}/nginx/ ${TFW_NGINX_COMPONENTS}
 ONBUILD COPY ${BUILD_CONTEXT}/supervisor/ ${TFW_SUPERVISORD_COMPONENTS}
@@ -73,10 +69,5 @@ ONBUILD RUN for f in "${TFW_NGINX_DEFAULT}" ${TFW_NGINX_COMPONENTS}/*.conf; do
             done
 ONBUILD VOLUME ["/etc/nginx", "/var/lib/nginx", "/var/log/nginx", "${TFW_LIB_DIR}/tfw"]
 
-ONBUILD COPY ${BUILD_CONTEXT}/frontend /data/
-ONBUILD RUN test -z "${NOFRONTEND}" && cd /data && yarn install --frozen-lockfile || :
-ONBUILD RUN test -z "${NOFRONTEND}" && cd /data && yarn build --no-progress || :
-ONBUILD RUN test -z "${NOFRONTEND}" && mv /data/dist ${TFW_FRONTEND_DIR} && rm -rf /data || :
-
 ENTRYPOINT ["/bin/init", "--"]
 CMD exec supervisord --nodaemon --configuration ${TFW_SUPERVISORD_CONF}