Support single-item extracted file format in summarize_selected_articles

src/summary_mcp/workflows/article_summary.py

@@ -111,8 +111,22 @@ def _iter_selected_items(
             yield item_id, item
         return
 
+    # Format 3: single-item extracted file produced by run_freshrss_pipeline debug mode.
+    # Shape: {"success": bool, "article": {"item_id": "...", ...}, "warnings": [...]}
+    article = extracted_payload.get("article")
+    if isinstance(article, Mapping):
+        raw_item_id = article.get("item_id")
+        item_id = str(raw_item_id) if raw_item_id is not None else None
+        if item_id and (not selected_ids or item_id in selected_set):
+            yield item_id, {
+                "item": {},
+                "extraction": extracted_payload,
+            }
+        return
+
     raise RuntimeError(
-        "Extracted payload does not contain a supported article items structure (expected 'results' or 'items').",
+        "Extracted payload does not contain a supported article items structure "
+        "(expected 'results', 'items', or single-item format with 'article').",
     )