if (config == null) {
            return OptionalThing.empty();
        }
        final String pipeline = config.getConfigParameterMap(ConfigName.CONFIG).get(Config.PIPELINE);
        if (StringUtil.isBlank(pipeline)) {
            return OptionalThing.empty();
        }
        return OptionalThing.of(pipeline);
    }

    public void refresh() {
        crawlingConfigCache.invalidateAll();
    }

            public static final String HTML_CANONICAL_XPATH = "html.canonical.xpath";
            public static final String HTML_PRUNED_TAGS = "html.pruned.tags";
            public static final String PIPELINE = "pipeline";
            public static final String IGNORE_ROBOTS_TAGS = "ignore.robots.tags";
            public static final String SCRIPT_TYPE = "script.type";
        }

        // meta.*

                final WebConfig webConfig = new WebConfig();
                webConfig.setId(id);
                if (id.endsWith("P")) {
                    webConfig.setConfigParameter("config.pipeline=wp");
                }
                return OptionalEntity.of(webConfig);
            }

            @Override
            public OptionalEntity<WebConfig> getWebConfigByName(String name) {

            }));
            return list;
        });
    }

    public boolean update(final String index, final String id, final String field, final Object value) {
        // Using ingest pipelines with doc_as_upsert is not supported.
        if (usePipeline) {
            return updateByIdWithScript(index, id, field, value);
        }
        try {