add backend source code

backend/create_menu_tables.py

@@ -0,0 +1,26 @@
+"""
+创建菜单管理表并初始化默认菜单
+"""
+import asyncio
+from app.core.database import engine, Base
+from app.models.models import Menu
+from app.services.menu_service import MenuService
+
+
+async def create_tables_and_init():
+    """创建表并初始化菜单"""
+    async with engine.begin() as conn:
+        await conn.run_sync(Base.metadata.create_all)
+    
+    print("数据库表创建成功！")
+    
+    # 初始化默认菜单
+    async with async_session_maker() as session:
+        await MenuService.init_default_menus(session)
+    
+    print("默认菜单初始化成功！")
+
+
+if __name__ == "__main__":
+    from app.core.database import async_session_maker
+    asyncio.run(create_tables_and_init())