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backend/app/services/markdown_builder.py

@@ -0,0 +1,23 @@
+from __future__ import annotations
+
+from datetime import datetime, timezone
+from pathlib import Path
+from typing import Any
+
+
+def build_markdown(title: str, body: str, metadata: dict[str, Any]) -> str:
+    frontmatter = {
+        **metadata,
+        "processed_at": datetime.now(timezone.utc).isoformat(),
+    }
+    lines = ["---"]
+    for key, value in frontmatter.items():
+        if value is not None:
+            safe_value = str(value).replace("\n", " ")
+            lines.append(f"{key}: {safe_value}")
+    lines.extend(["---", "", f"# {title}", "", body.strip(), ""])
+    return "\n".join(lines)
+
+
+def title_from_path(path: Path) -> str:
+    return path.stem.replace("-", " ").replace("_", " ").strip().title() or "Documento"