diff --git a/.gitignore b/.gitignore
index 0986b2c..0b58e75 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 _research
+.trae
diff --git a/backend/app/api/skills.py b/backend/app/api/skills.py
index 4bd4f3b..5b671c1 100644
--- a/backend/app/api/skills.py
+++ b/backend/app/api/skills.py
@@ -13,7 +13,7 @@ router = APIRouter()
 
 BASE_DIR = os.path.dirname(os.path.dirname(os.path.dirname(__file__)))
 DATA_FILE = os.path.join(BASE_DIR, "data", "skills.json")
-SKILL_HUB_DIR = os.path.join(BASE_DIR, "data", "skill-hub")
+SKILL_HUB_DIR = os.path.join(BASE_DIR, "data", "workspace", "skills")
 
 # Ensure skill-hub directory exists
 os.makedirs(SKILL_HUB_DIR, exist_ok=True)
diff --git a/backend/data/llm_config.json b/backend/data/llm_config.json
index 1093b33..47662a2 100755
--- a/backend/data/llm_config.json
+++ b/backend/data/llm_config.json
@@ -11,5 +11,15 @@
     "model_type": "\u5927\u8bed\u8a00\u6a21\u578b",
     "base_model": "glm-4-7-251222",
     "protocol_type": "OpenAI"
+  },
+  {
+    "id": "1773821572966",
+    "name": "gpt-5.4-nano",
+    "provider": "openai",
+    "model": "gpt-5.4-nano",
+    "api_key": "sk-zk2ca620045b2dd262d45594db34aa9fc7f688602b1f01ba",
+    "api_base": "https://api.zhizengzeng.com/v1",
+    "extra_headers": {},
+    "is_active": false
   }
 ]
\ No newline at end of file