Fix subgraph / cluster node width based off of label

packages/mermaid-layout-elk/src/render.ts

@@ -136,6 +136,7 @@ export const render = async (
             const clusterNode = JSON.parse(JSON.stringify(node));
             clusterNode.x = node.offset.posX + node.width / 2;
             clusterNode.y = node.offset.posY + node.height / 2;
+            clusterNode.width = Math.max(clusterNode.width, node.labelData.width);
             await insertCluster(subgraphEl, clusterNode);
 
             log.debug('Id (UIO)= ', node.id, node.width, node.shape, node.labels);

packages/mermaid/src/diagrams/class/classDb.ts

@@ -590,6 +590,7 @@ export const getData = () => {
         id: namespace.id,
         label: namespace.id,
         isGroup: true,
+        padding: config.class!.padding ?? 16,
         // parent node must be one of [rect, roundedWithTitle, noteGroup, divider]
         shape: 'rect',
         cssStyles: ['fill: none', 'stroke: black'],