feat: use simpler nitro instead of nestjs to implement mock service

apps/web-antd/src/views/demos/breadcrumb/lateral.vue

@@ -0,0 +1,27 @@
+<script lang="ts" setup>
+import { useRouter } from 'vue-router';
+
+import { Fallback } from '@vben/common-ui';
+
+import { Button } from 'ant-design-vue';
+
+defineOptions({ name: 'BreadcrumbLateral' });
+
+const router = useRouter();
+
+function details() {
+  router.push({ name: 'BreadcrumbLateralDetail' });
+}
+</script>
+
+<template>
+  <Fallback
+    description="点击查看详情，并观察面包屑导航变化"
+    status="coming-soon"
+    title="面包屑导航-平级模式"
+  >
+    <template #action>
+      <Button type="primary" @click="details">点击查看详情</Button>
+    </template>
+  </Fallback>
+</template>