添加数据库文件

data/database.py

@@ -8,7 +8,7 @@ import os
 class DatabaseManager:
     """Manages SQLite database for storing OHLCV data."""
 
-    def __init__(self, db_path: str = "./data/cache/market_data.db"):
+    def __init__(self, db_path: str = "./data/market_data.db"):
         self.db_path = Path(db_path)
         self.db_path.parent.mkdir(parents=True, exist_ok=True)
         self.initialize_db()