Function sanitizeNoteTitle

apps/desktop/src/main/vault.ts:2987–2995

(raw: string | undefined)

 * like "RFC / Design Doc" cannot escape into a nonexistent subdirectory.
 */
export function sanitizeNoteTitle(raw: string | undefined): string {
  return (
    (raw ?? '')
      .replace(/[\\/:\u0000-\u001f*?"<>|]/g, '-')
      .replace(/\s+/g, ' ')
      .trim()
      .slice(0, 200) || 'Untitled'
  )
}

export async function createNote(
  root: string,