GH-5608: Update Docker images to JDK 21/25 (#5610)

Author: hmottestad

docker/Dockerfile-jetty

@@ -11,7 +11,7 @@ WORKDIR /tmp
 RUN unzip -q /tmp/rdf4j.zip
 
 # Final workbench
-FROM jetty:9-jre17-eclipse-temurin
+FROM jetty:9-jdk21-eclipse-temurin
 LABEL org.opencontainers.image.authors="Bart Hanssens (bart.hanssens@bosa.fgov.be)"
 
 USER root

docker/Dockerfile-tomcat

@@ -11,7 +11,7 @@ WORKDIR /tmp
 RUN unzip -q /tmp/rdf4j.zip
 
 # Final workbench
-FROM tomcat:9-jre17-temurin-jammy
+FROM tomcat:9-jre25-temurin-jammy
 MAINTAINER Bart Hanssens (bart.hanssens@bosa.fgov.be)
 
 RUN apt-get clean && apt-get update && apt-get upgrade -y && apt-get clean

docker/README.md

@@ -1,6 +1,6 @@
 # Eclipse RDF4J server and workbench
 
-Docker image for RDF4J server and workbench, based on a Tomcat 9.0 or Jetty 9.4 (JRE 17) image.
+Docker image for RDF4J server and workbench, based on a Tomcat 10 (JDK 25) or Jetty 9.4 (JDK 21) image.
 
 A slightly modified web.mxl is used for Tomcat to fix a known UTF-8 issue 
 (see also http://docs.rdf4j.org/server-workbench-console)