public final void addPlatformBundle(Path bundlePath) {
        if (! unnecessaryPlatformBundles().contains(bundlePath)) {
            platformBundles.add(bundlePath);
        } else {
            log.fine(() -> "Not installing bundle " + bundlePath + " for cluster " + getName());
        }
    }
Adds a bundle present at a known location at the target container nodes.
Note that the set of platform bundles cannot change during the jdisc container's lifetime.

@param bundlePath usually an absolute path, e.g. '$VESPA_HOME/lib/jars/foo.jar'
config-model/src/main/java/com/yahoo/vespa/model/container/ContainerCluster.java