fuse-code/src/layout/switch.vue

<template>
  <SlideMenu />
  <Header></Header>
  <ModelList />

  <router-view v-slot="{ Component }">
    <keep-alive>
      <component :is="Component" />
    </keep-alive>
  </router-view>
</template>

<script lang="ts" setup>
import SlideMenu from './slide-menu.vue'
import Header from './header/index.vue'
import ModelList from './model-list/index.vue'
</script>