Fix Docker Build

solution/Dockerfile

@@ -3,15 +3,11 @@
 FROM registry.access.redhat.com/ubi8/openjdk-17 AS build
 COPY --chown=jboss:jboss / /usr/local/src/prometheus-training-spring-boot-example
 RUN cd /usr/local/src/prometheus-training-spring-boot-example && ./mvnw clean package
-RUN curl -L https://github.com/prometheus/prometheus/releases/download/v2.41.0/prometheus-2.41.0.linux-amd64.tar.gz \
-     --output /tmp/prometheus-2.41.0.linux-amd64.tar.gz && tar xzf /tmp/prometheus-2.41.0.linux-amd64.tar.gz -C /home/jboss prometheus-2.41.0.linux-amd64/promtool
-RUN find /home/jboss
 
 # Package stage
 FROM registry.access.redhat.com/ubi8/openjdk-17
 COPY --from=build /usr/local/src/prometheus-training-spring-boot-example/target/prometheus-training-spring-boot-example-0.0.1-SNAPSHOT.jar /usr/local/bin/prometheus-training-spring-boot-example.jar
-COPY --from=build /home/jboss/prometheus-2.41.0.linux-amd64/promtool /usr/local/bin/promtool
-RUN chgrp -R 0 /usr/local/bin/prometheus-training-spring-boot-example.jar /usr/local/bin/promtool && \
-    chmod -R g+rwX /usr/local/bin/prometheus-training-spring-boot-example.jar /usr/local/bin/promtool
+RUN chgrp -R 0 /usr/local/bin/prometheus-training-spring-boot-example.jar && \
+    chmod -R g+rwX /usr/local/bin/prometheus-training-spring-boot-example.jar
 ENTRYPOINT ["java","-jar","/usr/local/bin/prometheus-training-spring-boot-example.jar"]
 EXPOSE 8080/tcp