Function toggleDirectory

src/components/file-browser.tsx:59–71

(dirPath: string)

  };

  const toggleDirectory = async (dirPath: string) => {
    const newExpanded = new Set(expandedDirs);

    if (expandedDirs.has(dirPath)) {
      newExpanded.delete(dirPath);
    } else {
      newExpanded.add(dirPath);
      // Load directory contents if not already loaded
      await loadDirectory(dirPath);
    }

    setExpandedDirs(newExpanded);
  };

  const selectFile = async (filePath: string) => {
    setSelectedFile(filePath);