tools/lab-docling-venv/bin/python -c 'from docling.document_converter import DocumentConverter; from pathlib import Path; p=Path("runs/2026-10-16-markovo-can-you-convert-a-powerpoint-to-markdown/lab"); d=DocumentConverter().convert(str(p/"corpus/deck.pptx")).document; (p/"docling/deck.md").write_text(d.export_to_markdown())'