完善日志和审计链路

backend/internal/router/router.go

@@ -36,8 +36,9 @@ func New(cfg config.Config, deps Dependencies, logger *zap.Logger) *gin.Engine {
 	}
 
 	engine := gin.New()
-	engine.Use(gin.Recovery())
+	engine.Use(middleware.RequestID())
 	engine.Use(middleware.RequestLogger(logger))
+	engine.Use(middleware.Recovery(logger))
 
 	health := handler.NewHealthHandler()
 	engine.GET("/health", health.Check)