fix: 移除新增的tabKey，调整对应的路由设计，方便关闭路由和修改标题

feat: 新样式的退回操作对话框

src/router/routes/index.ts

@@ -53,6 +53,6 @@ export const basicRoutes = [
     PAGE_NOT_FOUND_ROUTE,
     SYSTEM_ROUTE,
     USERCENTER_ROUTE,
-    FLOW_ROUTE
+    ...FLOW_ROUTE
     // CUSTOMFORM_ROUTE,
 ];