update:修改文件结构，存储文件不再暴露，自定义数据都放在/data文件夹，方便docker

database.py

@@ -1,11 +1,10 @@
 import datetime
-
 from sqlalchemy import Boolean, Column, Integer, String, DateTime
 from sqlalchemy.ext.declarative import declarative_base
 from sqlalchemy.ext.asyncio import create_async_engine
 from sqlalchemy.ext.asyncio.session import AsyncSession
-
-engine = create_async_engine("sqlite+aiosqlite:///database.db")
+import settings
+engine = create_async_engine(settings.DATABASE_URL)
 
 Base = declarative_base()