diff --git a/data/tsp_assistant.db b/data/tsp_assistant.db
index 1e9f1fb..89ee44e 100644
Binary files a/data/tsp_assistant.db and b/data/tsp_assistant.db differ
diff --git a/feishu_config_2026-04-02.json b/feishu_config_2026-04-02.json
new file mode 100644
index 0000000..e0c4a11
--- /dev/null
+++ b/feishu_config_2026-04-02.json
@@ -0,0 +1,14 @@
+{
+  "feishu": {
+    "app_id": "cli_a8b50ec0eed1500d",
+    "table_id": "tblnl3vJPpgMTSiP",
+    "status": "active",
+    "app_secret": "***"
+  },
+  "system": {
+    "sync_limit": 10,
+    "ai_suggestions_enabled": true,
+    "auto_sync_interval": 0,
+    "last_sync_time": null
+  }
+}
\ No newline at end of file
diff --git a/src/knowledge_base/knowledge_manager.py b/src/knowledge_base/knowledge_manager.py
index e489fb4..8b5b8a8 100644
--- a/src/knowledge_base/knowledge_manager.py
+++ b/src/knowledge_base/knowledge_manager.py
@@ -356,6 +356,7 @@ class KnowledgeManager:
 
             # 生成 embedding
             embedding_json = None
+            vec = None
             text_for_embedding = question + " " + answer
             if self.embedding_enabled:
                 vec = self.embedding_client.embed_text(text_for_embedding)