message: fix(dashboard): fix nested tab
diff: @@ -156,7 +156,11 @@ class Tabs extends React.PureComponent {
  const lastTabId = nextTabsIds[nextTabsIds.length - 1];
  // if a new tab is added focus on it immediately
  if (nextTabsIds.length > currTabsIds.length) {
  - this.setState(() => ({ activeKey: lastTabId }));
  + // a new tab's path may be empty, here also need to set tabIndex
  + this.setState(() => ({
  + activeKey: lastTabId,
  + tabIndex: maxIndex,
  + }));
  }
  // if a tab is removed focus on the first
  if (nextTabsIds.length < currTabsIds.length) {
  @@ -200,7 +204,7 @@ class Tabs extends React.PureComponent {
  onOk: () => {
  deleteComponent(key, component.id);
  const tabIndex = component.children.indexOf(key);
  - this.handleClickTab(Math.max(0, tabIndex - 1));
  + this.handleDeleteTab(tabIndex);
  },
  okType: 'danger',
  okText: 'DELETE',
  