Update app.py

app.py

@@ -37,14 +37,10 @@ class ZhipuAILLM(LLM):
         )
         return response.choices[0].message.content
 
-# Database setup
-DB_DIR = "/data"
-DB_PATH = os.path.join(DB_DIR, "chat_history.db")
+# Database setup - use current directory
+DB_PATH = "chat_history.db"
 
 def init_db():
-    # Create the data directory if it doesn't exist
-    os.makedirs(DB_DIR, exist_ok=True)
-    
     conn = sqlite3.connect(DB_PATH)
     cursor = conn.cursor()
     cursor.execute('''