优化更新

DjangoAdmin_Flask_EleVue/zh/volume3/app-factory.md

@@ -192,16 +192,23 @@ def register_v1(app):
 
 ```python
 # src/middleware/__init__.py
-from src.middleware.auth import register_auth
-from src.middleware.demo import register_demo
+from src.middleware.auth import check_login, is_whitelisted, register_middleware
+from src.middleware.demo import check_demo
+from src.middleware.transaction import register_transaction, transactional, TransactionContext
+from src.middleware.operation_log import register_operation_log, operation_log
 from src.middleware.errors import register_error_handlers
+```
 
+各中间件在 `src/app.py` 的 `create_app()` 中按顺序注册：
 
-def register_middleware(app):
-    """注册中间件"""
-    register_auth(app)          # 登录校验 + 白名单
-    register_demo(app)          # 演示模式拦截
-    register_error_handlers(app) # 全局异常处理
+```python
+# src/app.py - create_app()
+register_operation_log(app)       # 操作日志记录
+register_transaction(app)         # AOP 事务管理
+register_v1(app)                  # 路由注册
+register_extends(app)             # 扩展初始化
+register_middleware(app)          # 登录校验 + 白名单
+register_error_handlers(app)      # 全局异常处理
 ```
 
 中间件执行顺序（请求进入时）：