Function toggleCollapseState

app/components/workbench/FileTree.tsx:99–111

(fullPath: string)

    }, [fileList, collapsedFolders]);

    const toggleCollapseState = (fullPath: string) => {
      setCollapsedFolders((prevSet) => {
        const newSet = new Set(prevSet);

        if (newSet.has(fullPath)) {
          newSet.delete(fullPath);
        } else {
          newSet.add(fullPath);
        }

        return newSet;
      });
    };

    return (
      <div className={classNames('text-sm', className)}>