private void addBuildTagVersion(String dominantVtag, NodeInfo nodeInfo, HtmlTable.Row row) {
            final String buildTagText =
                    nodeInfo.getVtag() != null
                            ? nodeInfo.getVtag()
                            : TAG_NOT_SET;
            row.addCell(new HtmlTable.Cell(buildTagText));
            if (! dominantVtag.equals(nodeInfo.getVtag())) {
                row.getLastCell().addProperties(WARNING_PROPERTY);
            }
        }
Renders web page with cluster status.
clustercontroller-core/src/main/java/com/yahoo/vespa/clustercontroller/core/status/statuspage/VdsClusterHtmlRenderer.java