public void finishSnapshot() {
        for (Entry<ConfigResource, ConfigurationImage> entry : image.resourceData().entrySet()) {
            ConfigResource resource = entry.getKey();
            ConfigurationImage configImage = entry.getValue();
            ConfigurationDelta configDelta = changes.computeIfAbsent(resource,
                __ -> new ConfigurationDelta(configImage));
            configDelta.finishSnapshot();
        }
    }
Represents changes to the configurations in the metadata image.
metadata/src/main/java/org/apache/kafka/image/ConfigurationsDelta.java