WIP: Resolve "upgrade backend-modules"

Closes #2 (closed)

Dockerfile

@@ -17,6 +17,6 @@ ENV START_CMD="./run-java.sh" \
   OKAPI_URL=http://localhost:9130 \
   SELF_INTRODUCE=false
 
-RUN curl -s "http://folio-registry.aws.indexdata.com/_/proxy/modules/${SERVICE_ID}" -o module-descriptor.json
+RUN curl -s "http://folio-registry.aws.indexdata.com/_/proxy/modules/${MODULE}-${TAG}" -o module-descriptor.json
 
 COPY assets/docker-entrypoint /usr/local/bin/
\ No newline at end of file