Fix centered content layout widths

backend/app/shared/bootstrap.py

@@ -20,8 +20,10 @@ from app.infrastructure.parser.local_document_parser import LocalDocumentParser
 from app.infrastructure.parser.vector_chunk_builder import AliyunVectorChunkBuilder
 from app.infrastructure.perception.mock_event_store import MockEventStore
 from app.infrastructure.session.in_memory_conversation_store import InMemoryConversationStore
+from app.infrastructure.storage.json_document_processing_store import JsonDocumentProcessingStore
 from app.infrastructure.storage.json_document_repository import JsonDocumentRepository
 from app.infrastructure.storage.minio_binary_store import MinioDocumentBinaryStore
+from app.infrastructure.storage.postgres_document_processing_store import PostgresDocumentProcessingStore
 from app.infrastructure.storage.postgres_document_repository import PostgresDocumentRepository
 from app.infrastructure.storage.postgres_parse_artifact_store import PostgresParseArtifactStore
 from app.infrastructure.vectorstore.bm25_retriever import BM25Retriever
@@ -148,6 +150,14 @@ def get_parse_artifact_store():
     return None
 
 
+@lru_cache
+def get_document_processing_store():
+    """Return document processing store for the active repository backend."""
+    if settings.document_repository_backend == "postgres":
+        return PostgresDocumentProcessingStore()
+    return JsonDocumentProcessingStore(settings.document_processing_metadata_path)
+
+
 @lru_cache
 def get_binary_store() -> DocumentBinaryStore:
     """Return binary store."""
@@ -226,6 +236,7 @@ def get_document_command_service() -> DocumentCommandService:
         embedding_provider=get_embedding_provider(),
         vector_index=get_vector_index(),
         parse_artifact_store=get_parse_artifact_store(),
+        document_processing_store=get_document_processing_store(),
     )