ux pattern cleanup.

app/routes/imap.py

@@ -192,13 +192,13 @@ def sync_imap_folders():
         if synced_count > 0:
             # Return the folder type selection modal
             response = make_response(render_template('partials/folder_type_selection_modal.html', folders=folders_to_process))
+            response.headers['hx-retarget'] = "#modal-holder"
             response.headers['HX-Trigger'] = 'open-modal'
             return response
         else:
-            # Just return the updated folders list
-            folders = Folder.query.filter_by(user_id=current_user.id).all()
-            response=make_response(render_template('partials/folders_list.html', folders=folders))
-            response.headers['HX-Trigger'] = 'close-modal'
+            # Just trigger the folder list update
+            response = make_response('')
+            response.headers['HX-Trigger'] = 'close-modal, folder-list-invalidated'
             return response
             
     except Exception as e: