added sql conn attribute

app_utils/conf.py

@@ -68,6 +68,8 @@ class TortoiseConfig(PersistentSettings):
     LOW_VRAM: bool = True
 
     def __init__(self, **data: Any):
+        # Initialize the database connection before calling super().__init__()
+        self.conn = sqlite3.connect("config.db")
         super().__init__(**data)
         if not Path(self.AR_CHECKPOINT).is_file():
             self.AR_CHECKPOINT = "."