Polish

docker/pulsar/Dockerfile

@@ -18,7 +18,7 @@
 #
 
 # Final image uses the Liberica JDK image running on Alpaquita Linux as the base image
-ARG LIBERICA_RUNTIME_CONTAINER_TAG=jdk-all-17-cds-stream-glibc
+ARG PULSAR_BASE_IMAGE=bellsoft/liberica-runtime-container:jdk-all-17-cds-stream-glibc
 # Alpine is used for intermediate stages
 ARG ALPINE_VERSION=3.20
 
@@ -55,7 +55,7 @@ RUN chmod -R o+rx /pulsar
 
 ## Create final stage from liberica-runtime-container image
 ## and add Python dependencies (for Pulsar functions)
-FROM bellsoft/liberica-runtime-container:$LIBERICA_RUNTIME_CONTAINER_TAG
+FROM $PULSAR_BASE_IMAGE
 ENV LANG C.UTF-8
 
 # Upgrade all packages to get latest versions with security fixes