Method cleanup

src/utils/template-manager.ts:139–147

* Clean up downloaded template directory

(
    templatePath: string,
    fileSystemExecutor: FileSystemExecutor,
  )

   * Clean up downloaded template directory
   */
  static async cleanup(
    templatePath: string,
    fileSystemExecutor: FileSystemExecutor,
  ): Promise<void> {
    // Only clean up if it's in temp directory
    if (templatePath.startsWith(tmpdir())) {
      await fileSystemExecutor.rm(templatePath, { recursive: true, force: true });
    }
  }
}