use $DSPACE_REST_NAMESPACE for the webapps symlink

Author: Ondrej Kosarko

docker/docker-compose-rest.yml

@@ -99,7 +99,7 @@ services:
     # (e.g. /dspace/webapps/server -> /dspace/webapps/repository#server)
     - |
       while (!</dev/tcp/dspacedb/543${INSTANCE}) > /dev/null 2>&1; do sleep 1; done;
-      pushd ../webapps && (unlink server || true) && (ln -s /dspace/webapps/server/ 'repository#server' || true) && popd
+      pushd ../webapps && (unlink server || true) && (ln -s /dspace/webapps/server/ `echo -n "${DSPACE_REST_NAMESPACE}" | sed -e 's#^/##' -e 'sx/x#x'` || true) && popd
       /dspace/bin/dspace database migrate force
       /dspace/bin/start-handle-server
       ./custom_run.sh