diff --git a/wwwroot/knowledge_bases_list/get_kb_cards.dspy b/wwwroot/knowledge_bases_list/get_kb_cards.dspy
index 6d2fbeb..de5d854 100644
--- a/wwwroot/knowledge_bases_list/get_kb_cards.dspy
+++ b/wwwroot/knowledge_bases_list/get_kb_cards.dspy
@@ -1,47 +1,46 @@
-env = request._run_ns
-userorgid = await env.get_userorgid()
+import asyncio
 
-async with get_sor_context(env, 'rag') as sor:
-    recs = await sor.R("knowledge_bases", {"org_id": userorgid})
-
-cards = []
-for r in recs:
-    kb_id = r.id
-    doc_recs = await sor.R("documents", {"kb_id": kb_id})
-    doc_count = len(doc_recs)
-    total_size = r.total_size or 0
-    if total_size > 1073741824:
-        size_str = f"{total_size/1073741824:.1f}GB"
-    elif total_size > 1048576:
-        size_str = f"{total_size/1048576:.0f}MB"
-    else:
-        size_str = f"{total_size/1024:.0f}KB"
-    
-    engine = r.embedding_engine or "CLIP"
-    
-    card = {
-        "widgettype": "VBox",
-        "options": {
-            "cwidth": 16, "cheight": 12, "bgcolor": "#f0f7ff",
-            "padding": "16px", "css": "card clickable",
-            "border": "1px solid #d0e4f7"
-        },
-        "subwidgets": [
-            {"widgettype": "Text", "options": {"text": "📚 " + str(r.name), "cfontsize": 16, "fontWeight": "bold"}},
-            {"widgettype": "Text", "options": {"text": str(engine) + " · 1024维", "cfontsize": 12, "color": "#888"}},
-            {"widgettype": "HBox", "options": {"spacing": "12px"}, "subwidgets": [
-                {"widgettype": "Text", "options": {"text": "📄 " + str(doc_count) + "文档", "cfontsize": 12, "color": "#666"}},
-                {"widgettype": "Text", "options": {"text": "💾 " + size_str, "cfontsize": 12, "color": "#666"}}
-            ]}
-        ],
-        "binds": [{"wid": "self", "event": "click", "actiontype": "urlwidget",
-                    "target": "app.rag_main_content", "mode": "replace",
-                    "options": {"url": entire_url('/knowledge_bases_list/detail.ui')}}]
+async def _do():
+    env = request._run_ns
+    userorgid = await env.get_userorgid()
+    cards = []
+    async with get_sor_context(env, 'rag') as sor:
+        recs = await sor.R("knowledge_bases", {"org_id": userorgid})
+        for r in recs:
+            doc_recs = await sor.R("documents", {"kb_id": r.id})
+            doc_count = len(doc_recs)
+            total_size = r.total_size or 0
+            if total_size > 1073741824:
+                size_str = f"{total_size/1073741824:.1f}GB"
+            elif total_size > 1048576:
+                size_str = f"{total_size/1048576:.0f}MB"
+            else:
+                size_str = f"{total_size/1024:.0f}KB"
+            engine = r.embedding_engine or "CLIP"
+            card = {
+                "widgettype": "VBox",
+                "options": {
+                    "cwidth": 16, "cheight": 12, "bgcolor": "#f0f7ff",
+                    "padding": "16px", "css": "card clickable",
+                    "border": "1px solid #d0e4f7"
+                },
+                "subwidgets": [
+                    {"widgettype": "Text", "options": {"text": "📚 " + str(r.name), "cfontsize": 16, "fontWeight": "bold"}},
+                    {"widgettype": "Text", "options": {"text": str(engine) + " · 1024维", "cfontsize": 12, "color": "#888"}},
+                    {"widgettype": "HBox", "options": {"spacing": "12px"}, "subwidgets": [
+                        {"widgettype": "Text", "options": {"text": "📄 " + str(doc_count) + "文档", "cfontsize": 12, "color": "#666"}},
+                        {"widgettype": "Text", "options": {"text": "💾 " + size_str, "cfontsize": 12, "color": "#666"}}
+                    ]}
+                ],
+                "binds": [{"wid": "self", "event": "click", "actiontype": "urlwidget",
+                            "target": "app.rag_main_content", "mode": "replace",
+                            "options": {"url": entire_url('/knowledge_bases_list/detail.ui')}}]
+            }
+            cards.append(card)
+    return {
+        "widgettype": "HBox",
+        "options": {"width": "100%", "spacing": "12px", "wrap": True},
+        "subwidgets": cards
     }
-    cards.append(card)
 
-result = {
-    "widgettype": "HBox",
-    "options": {"width": "100%", "spacing": "12px", "wrap": True},
-    "subwidgets": cards
-}
+result = asyncio.get_event_loop().run_until_complete(_do())
diff --git a/wwwroot/knowledge_bases_list/tree_crud.dspy b/wwwroot/knowledge_bases_list/tree_crud.dspy
index a68cc5c..25693ac 100644
--- a/wwwroot/knowledge_bases_list/tree_crud.dspy
+++ b/wwwroot/knowledge_bases_list/tree_crud.dspy
@@ -1,44 +1,42 @@
-action = params_kw.get("action", "")
-kb_id = params_kw.get("kb_id", "")
-env = request._run_ns
+import asyncio
 
-if action == "create_dir":
-    dir_name = params_kw.get("dir_name", "")
-    parent_id = params_kw.get("parent_id", "")
-    if dir_name:
-        async with get_sor_context(env, 'rag') as sor:
-            dir_id = "dir_" + str(abs(hash(dir_name + parent_id)))[:12]
-            await sor.sqlExe(
-                "INSERT INTO document_chunks (id, doc_id, kb_id, chunk_index, chunk_type, content, description, created_at) "
-                "VALUES (${id}$, '', ${kb_id}$, 0, 'directory', ${name}$, ${parent}$, NOW())",
-                {"id": dir_id, "kb_id": kb_id, "name": dir_name, "parent": parent_id})
+async def _do():
+    action = params_kw.get("action", "")
+    kb_id = params_kw.get("kb_id", "")
+    env = request._run_ns
+    folder_label = params_kw.get("folder_label", "")
 
-elif action == "delete_item":
-    item_id = params_kw.get("item_id", "")
-    if item_id:
-        async with get_sor_context(env, 'rag') as sor:
-            await sor.sqlExe("DELETE FROM document_chunks WHERE id=${id}$", {"id": item_id})
+    if action == "create_dir":
+        dir_name = params_kw.get("dir_name", "")
+        parent_id = params_kw.get("parent_id", "")
+        if dir_name:
+            async with get_sor_context(env, 'rag') as sor:
+                dir_id = "dir_" + str(abs(hash(dir_name + parent_id)))[:12]
+                await sor.sqlExe(
+                    "INSERT INTO document_chunks (id, doc_id, kb_id, chunk_index, chunk_type, content, description, created_at) "
+                    "VALUES (${id}$, '', ${kb_id}$, 0, 'directory', ${name}$, ${parent}$, NOW())",
+                    {"id": dir_id, "kb_id": kb_id, "name": dir_name, "parent": parent_id})
+                folder_label = folder_label or dir_name
 
-# Return refreshed folder content widget
-folder_id = params_kw.get("folder_id", "")
-folder_label = params_kw.get("folder_label", "")
-folder_label = folder_label or dir_name or "全部文件"
+    elif action == "delete_item":
+        item_id = params_kw.get("item_id", "")
+        if item_id:
+            async with get_sor_context(env, 'rag') as sor:
+                await sor.sqlExe("DELETE FROM document_chunks WHERE id=${id}$", {"id": item_id})
 
-result = {
-    "widgettype": "VBox",
-    "options": {"spacing": "12px"},
-    "subwidgets": [
-        {
-            "widgettype": "HBox",
-            "options": {"spacing": "4px"},
-            "subwidgets": [
-                {"widgettype": "Text", "options": {"text": "📂 " + str(folder_label), "cfontsize": 16, "fontWeight": "bold", "color": "#333"}},
-                {"widgettype": "Text", "options": {"text": "操作成功", "cfontsize": 12, "color": "#50b86c"}}
-            ]
-        },
-        {
-            "widgettype": "Text",
-            "options": {"text": "操作已完成，请刷新目录树", "color": "#888", "cfontsize": 13}
-        }
-    ]
-}
+    return {
+        "widgettype": "VBox",
+        "options": {"spacing": "12px"},
+        "subwidgets": [
+            {
+                "widgettype": "HBox",
+                "options": {"spacing": "4px"},
+                "subwidgets": [
+                    {"widgettype": "Text", "options": {"text": "📂 " + str(folder_label), "cfontsize": 16, "fontWeight": "bold", "color": "#333"}},
+                    {"widgettype": "Text", "options": {"text": "操作成功", "cfontsize": 12, "color": "#50b86c"}}
+                ]
+            }
+        ]
+    }
+
+result = asyncio.get_event_loop().run_until_complete(_do())