Add markdown preview failure fallback

Co-authored-by: Codex <codex@openai.com>
Co-authored-by: codex <codex@users.noreply.github.com>
0a79553bf6Wout Stiens committed on 6/21/2026, 2:33:17 AM· committed by Julius Marmingeparent9d4abcb
1 file changedLine totals unavailable