refactor(projects): 重构路由类型和路由元数据类型，重构多级菜单路由写法

src/router/routes/constant-routes.ts

@@ -19,12 +19,13 @@ const constantRoutes: RouteRecordRaw[] = [
     redirect: { name: ROUTE_HOME_NAME }
   },
   {
-    // 名称、路由随意，不在路由声明里面，只是为各个页面充当传递BlankLayout的桥梁，因此访问该路由时重定向到404
+    // 名称、路径随意，不在路由声明里面，只是为各个子路由充当应用BlankLayout布局的桥梁，因此访问该路由时重定向到404
     name: 'constant-single_',
     path: '/constant-single_',
     component: BlankLayout,
     redirect: { name: routeName('not-found') },
     meta: {
+      title: 'constant-single_',
       keepAlive: true
     },
     children: [

src/router/routes/index.ts

@@ -1,8 +1,11 @@
 import type { RouteRecordRaw } from 'vue-router';
+import { transformMultiDegreeRoutes } from '@/utils';
 import customRoutes from '../modules';
 import constantRoutes from './constant-routes';
 
+const transformRoutes = transformMultiDegreeRoutes(customRoutes);
+
 /** 所有路由 */
-export const routes: RouteRecordRaw[] = [...customRoutes, ...constantRoutes];
+export const routes: RouteRecordRaw[] = [...transformRoutes, ...constantRoutes];
 
 export { ROUTE_HOME } from './route-home';