fix metadata

app/law_document_chunker.py

@@ -168,7 +168,7 @@ class LawDocumentChunker:
             logger.debug(f"[CHUNKER] Skipping metadata fill - no parent_id or chunk_dict")
         # Gán context_summary theo format pháp lý
         metadata.context_summary = self._build_structure_summary(
-            metadata.article_number, metadata.clause_number, metadata.sub_clause_letter
+            metadata.article_number, metadata.clause_number, metadata.sub_clause_letter #
         )
         logger.debug(f"[CHUNKER] Final metadata for chunk {chunk_id[:8]}... - Level: {level}, Article: {metadata.article_number}, Clause: {metadata.clause_number}, Point: {metadata.sub_clause_letter}")
         return metadata