init

app/database.py

@@ -0,0 +1,9 @@
+from sqlalchemy.ext.asyncio import create_async_engine, AsyncSession
+from sqlalchemy.orm import sessionmaker, declarative_base
+import os
+
+DATABASE_URL = os.getenv("DATABASE_URL")
+
+engine = create_async_engine(DATABASE_URL, echo=True, future=True)
+async_session = sessionmaker(engine, class_=AsyncSession, expire_on_commit=False)
+Base = declarative_base()