diff --git a/lightrag/api/lightrag_server.py b/lightrag/api/lightrag_server.py
index 436437f3..e1b24731 100644
--- a/lightrag/api/lightrag_server.py
+++ b/lightrag/api/lightrag_server.py
@@ -1,4 +1,13 @@
-from fastapi import FastAPI, HTTPException, File, UploadFile, Form, Request, BackgroundTasks
+from fastapi import (
+    FastAPI,
+    HTTPException,
+    File,
+    UploadFile,
+    Form,
+    Request,
+    BackgroundTasks,
+)
+
 # Backend (Python)
 # Add this to store progress globally
 from typing import Dict
@@ -1012,45 +1021,45 @@ def create_app(args):
     async def scan_for_new_documents(background_tasks: BackgroundTasks):
         """Trigger the scanning process"""
         global scan_progress
-    
+
         with progress_lock:
             if scan_progress["is_scanning"]:
                 return {"status": "already_scanning"}
-    
+
             scan_progress["is_scanning"] = True
             scan_progress["indexed_count"] = 0
             scan_progress["progress"] = 0
-    
+
         # Start the scanning process in the background
         background_tasks.add_task(run_scanning_process)
-    
+
         return {"status": "scanning_started"}
-    
+
     async def run_scanning_process():
         """Background task to scan and index documents"""
         global scan_progress
-    
+
         try:
             new_files = doc_manager.scan_directory_for_new_files()
             scan_progress["total_files"] = len(new_files)
-    
+
             for file_path in new_files:
                 try:
                     with progress_lock:
                         scan_progress["current_file"] = os.path.basename(file_path)
-    
+
                     await index_file(file_path)
-    
+
                     with progress_lock:
                         scan_progress["indexed_count"] += 1
                         scan_progress["progress"] = (
                             scan_progress["indexed_count"]
                             / scan_progress["total_files"]
                         ) * 100
-    
+
                 except Exception as e:
                     logging.error(f"Error indexing file {file_path}: {str(e)}")
-    
+
         except Exception as e:
             logging.error(f"Error during scanning process: {str(e)}")
         finally:
diff --git a/lightrag/api/static/js/api.js b/lightrag/api/static/js/api.js
index 86d8785d..b610eb10 100644
--- a/lightrag/api/static/js/api.js
+++ b/lightrag/api/static/js/api.js
@@ -57,7 +57,7 @@ const pages = {
                     </svg>
                     Rescan Files
                 </button>
-            
+
                 <button id="uploadBtn" class="bg-blue-600 text-white px-4 py-2 rounded-lg hover:bg-blue-700 transition-colors">
                     Upload & Index Files
                 </button>