public void getConfig(JuniperrcConfig.Builder builder) {
        // Replace
        if (!boldingFields.isEmpty()) {
            builder.prefix(true);
            // Needs an modifiable list for config overrides ....
            builder.override(boldingFields.stream().map(Juniperrc::createOverride).collect(Collectors.toCollection(() -> new ArrayList<>())));
        }
    }
Constructs a new juniper rc instance for a given search object.
This will derive the configuration automatically,
so there is no need to call {@link #derive(Schema)}.

@param schema the search model to use for deriving
config-model/src/main/java/com/yahoo/schema/derived/Juniperrc.java