Function transform

src/share-formatters.ts:520–533

(md: string, preset: SharePreset)

 * if you need pre-split chunks.
 */
export function transform(md: string, preset: SharePreset): string {
  const originalSegments = splitByFences(md);
  const afterTables = originalSegments
    .map((seg) => (seg.isFence ? seg.content : transformTablesInProse(seg.content, preset)))
    .join("");
  const finalSegments = splitByFences(afterTables);
  return finalSegments
    .map((seg) =>
      seg.isFence
        ? transformFenceForPreset(seg, preset)
        : applyTextRulesPerPreset(seg.content, preset),
    )
    .join("");
}

/**
 * Convenience: transform for Telegram and split into <=4096-char chunks