初始化提交

backend/app/models/user.py

@@ -0,0 +1,25 @@
+"""用户模型。"""
+
+from datetime import datetime
+
+from sqlalchemy import Boolean, DateTime, String
+from sqlalchemy.orm import Mapped, mapped_column
+
+from app.core.ids import new_user_id
+from app.core.time import utc_now
+from app.db.base import Base
+
+
+class User(Base):
+    __tablename__ = "users"
+
+    id: Mapped[str] = mapped_column(String(40), primary_key=True, default=new_user_id)
+    username: Mapped[str] = mapped_column(String(80), unique=True, nullable=False, index=True)
+    email: Mapped[str] = mapped_column(String(255), unique=True, nullable=False)
+    password_hash: Mapped[str] = mapped_column(String(255), nullable=False)
+    is_active: Mapped[bool] = mapped_column(Boolean, default=True, nullable=False)
+    is_admin: Mapped[bool] = mapped_column(Boolean, default=False, nullable=False)
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)
+    updated_at: Mapped[datetime] = mapped_column(
+        DateTime(timezone=True), default=utc_now, onupdate=utc_now
+    )