Function select

src/components/VirtualMessageList.tsx:368–373

(m: NavigableMessage)

  }, [getItemHeight, messages]);
  useImperativeHandle(cursorNavRef, (): MessageActionsNav => {
    const select = (m: NavigableMessage) => setCursor?.({
      uuid: m.uuid,
      msgType: m.type,
      expanded: false,
      toolName: toolCallOf(m)?.name
    });
    const selIdx = selectedIndex ?? -1;
    const scan = (from: number, dir: 1 | -1, pred: (i: number) => boolean = isVisible) => {
      for (let i = from; i >= 0 && i < messages.length; i += dir) {