Initial commit: 国土空间规划课程智能体 v1.0

单容器 Docker 架构的国土空间规划课程智能问答系统，集成 FastAPI 后端与 Next.js 前端。

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

backend/src/models/user.py

@@ -0,0 +1,41 @@
+"""
+用户数据模型
+"""
+from sqlalchemy import Column, Integer, String, DateTime, Boolean, Text
+from sqlalchemy.sql import func
+from sqlalchemy.orm import relationship
+
+from ..core.database import Base
+
+
+class User(Base):
+    """用户模型"""
+    __tablename__ = "users"
+    
+    id = Column(Integer, primary_key=True, index=True)
+    username = Column(String(50), unique=True, index=True, nullable=False)
+    email = Column(String(100), unique=True, index=True, nullable=False)
+    hashed_password = Column(String(255), nullable=False)
+    full_name = Column(String(100), nullable=True)
+    is_active = Column(Boolean, default=True)
+    is_superuser = Column(Boolean, default=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), nullable=True)
+    
+    # 关联关系
+    chat_sessions = relationship("ChatSession", back_populates="user")
+    documents = relationship("Document", back_populates="user")
+    knowledge_bases = relationship("KnowledgeBase", back_populates="user")
+    forum_posts = relationship("ForumPost", back_populates="author")
+    forum_replies = relationship("ForumReply", back_populates="author")
+    generated_images = relationship("GeneratedImageRecord", back_populates="user")
+    
+    def __repr__(self):
+        return f"<User(id={self.id}, username='{self.username}', email='{self.email}')>"
+
+
+
+
+
+