Update app.py

app.py

@@ -722,7 +722,7 @@ def build_app():
             # Initialize state
             state_bookmarks = gr.State([])
 
-            # Define 'bookmark_selector' BEFORE the tabs to ensure it's available when referenced
+            # Define 'bookmark_selector' first
             bookmark_selector = gr.CheckboxGroup(
                 label="✅ Select Bookmarks",
                 choices=[]
@@ -840,7 +840,7 @@ Navigate through the tabs to explore each feature in detail.
 """)
 
                 manage_output = gr.Textbox(label="🔄 Status", interactive=False)
-                # 'bookmark_selector' is already defined outside the tab
+                # 'bookmark_selector' is already defined above
                 new_category = gr.Dropdown(
                     label="🆕 New Category",
                     choices=CATEGORIES,