fix(app): The bugs that were fixed in the previous version but were later rolled back.

api/app/services/app_service.py

@@ -2062,7 +2062,8 @@ class AppService:
                 )
 
         if memory_config_id:
-            updated_count = self._update_endusers_memory_config(app_id, memory_config_id)
+
+            updated_count = self._update_endusers_memory_config_by_workspace(app.workspace_id, memory_config_id)
             logger.info(
                 f"回滚时更新终端用户记忆配置: app_id={app_id}, version={version}, "
                 f"memory_config_id={memory_config_id}, updated_count={updated_count}"

api/app/services/multimodal_service.py

@@ -588,7 +588,7 @@ class MultimodalService:
                 return await self._extract_pdf_text(file_content)
             elif file_mime_type in DOC_MIME:
                 return await self._extract_word_text(file_content)
-            elif file_mime_type in XLSX_MIME:
+            elif file_mime_type in XLSX_MIME and file.file_type.endswith(("xlsx", "xls")):
                 return await self._extract_xlsx_text(file_content)
             elif file_mime_type in CSV_MIME:
                 return await self._extract_csv_text(file_content)