fix:C端移动端页面适配

src/layout/components/AppMain.vue

@@ -1,7 +1,7 @@
 <template>
   <section class="app-main">
     <template>
-      <div class="breadcrumb-container">
+      <div v-if="$route.path !== '/dashboard'" class="breadcrumb-container">
         <div class="empty" />
         <div class="breadcrumb-box">
           <breadcrumb />