Resolve devfile port conflict

Signed-off-by: eyuen <eyuen@redhat.com>

Author: elsony

src/main/docker/Dockerfile.jvm.staged

@@ -20,7 +20,7 @@ RUN ./mvnw package
 #
 # Then run the container using:
 #
-# docker run -i --rm -p 8080:8080 quarkus/code-with-quarkus-jvm
+# docker run -i --rm -p 8081:8081 quarkus/code-with-quarkus-jvm
 #
 # If you want to include the debug port into your docker image
 # you will have to expose the debug port (default 5005) like this :  EXPOSE 8080 5050
@@ -50,7 +50,7 @@ RUN microdnf install curl ca-certificates ${JAVA_PACKAGE} \
     && echo "securerandom.source=file:/dev/urandom" >> /etc/alternatives/jre/lib/security/java.security
 
 # Configure the JAVA_OPTIONS, you can add -XshowSettings:vm to also display the heap size.
-ENV JAVA_OPTIONS="-Dquarkus.http.host=0.0.0.0 -Djava.util.logging.manager=org.jboss.logmanager.LogManager"
+ENV JAVA_OPTIONS="-Dquarkus.http.host=0.0.0.0 -Dquarkus.http.port=8081 -Djava.util.logging.manager=org.jboss.logmanager.LogManager"
 # We make four distinct layers so if there are application changes the library layers can be re-used
 COPY --from=0 --chown=1001 /tmp/target/quarkus-app/lib/ /deployments/lib/
 COPY --from=0 --chown=1001 /tmp/target/quarkus-app/*.jar /deployments/