/** Безопасное чтение HTML из TipTap/ProseMirror (StrictMode / destroy mid-flight). */
export function readTipTapHtmlSafe(editor: {
  isDestroyed?: boolean;
  getHTML: () => string;
} | null | undefined): string | null {
  if (!editor || editor.isDestroyed) return null;
  try {
    return editor.getHTML();
  } catch {
    return null;
  }
}