error exceptions and columns of time

server/database/db.py

@@ -1,9 +1,11 @@
 
 import asyncio
+from datetime import datetime,timezone
+
 #from sqlalchemy import create_engine #Не async
 from sqlalchemy.orm import DeclarativeBase, sessionmaker
 from sqlalchemy.ext.asyncio import AsyncSession, create_async_engine
-from sqlalchemy import Column, Integer, String, Boolean, select
+from sqlalchemy import Column, Integer, String, Boolean, select,func, DateTime
 
 from pathlib import Path
 db_folder = Path(__file__).parent / "DB"
@@ -12,6 +14,7 @@ db_path = db_folder / "example.db"
 async_engine = create_async_engine(f"sqlite+aiosqlite:///{db_path}", echo=True)
 #sqlite+aiosqlite — тип БД + async-драйвер ///example.db — путь к файлу (три слэша, если путь относительный; четыре, если абсолютный
 #async_engine = create_async_engine( "postgresql+asyncpg://user:pass@host:5432/mydb", echo=True) #Можно указать Pgpool-II для psql или proxysql для mysql mariadb
+
 from passlib.context import CryptContext
 #Hash password
 pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
@@ -33,6 +36,9 @@ class User(Base):
     description = Column(String, nullable=False)
     activated = Column(Boolean, default=False)
     password = Column(String, nullable=False)
+    created_at = Column(DateTime(timezone=True), server_default=func.now())
+    updated_at = Column(DateTime(timezone=True), onupdate=func.now())
+    last_login = Column(DateTime(timezone=True))
 
 async def init_db():
     async with async_engine.begin() as conn:
@@ -75,6 +81,8 @@ async def login_user(user_info):
         result = await session.execute(select(User).where(User.email == user_info.email))
         user = result.scalar_one_or_none()
         if user and verify_password(user_info.password, user.password):
+            user.last_login=datetime.now(timezone.utc)
+            await session.commit()
             return user
         return None
 async def reset_user(user_info):