初始提交：极码 GeekCode 全栈项目（FastAPI + Vue3）

backend/models/nav_category.py

@@ -0,0 +1,15 @@
+"""导航分类模型"""
+from sqlalchemy import Column, Integer, String, Boolean, DateTime
+from sqlalchemy.sql import func
+from database import Base
+
+
+class NavCategory(Base):
+    __tablename__ = "nav_categories"
+
+    id = Column(Integer, primary_key=True, index=True)
+    name = Column(String(100), nullable=False)
+    icon = Column(String(500), default="")
+    sort_order = Column(Integer, default=0)
+    is_active = Column(Boolean, default=True, nullable=False)
+    created_at = Column(DateTime(timezone=True), server_default=func.now())