设备列表添加返回按钮

device-manager-ui/admin/src/views/device/list.vue

@@ -12,6 +12,7 @@
     <el-link style="margin-left: 10px" type="primary" :underline="false"
       >地图模式</el-link
     >
+         <el-button style="float:right;margin-right:10px" type="text" icon="el-icon-back" @click="$router.go(-1)" size="small">返回</el-button>
     <el-divider></el-divider>
     <LayoutTable :data="tableData" :config="tableConfig">
       <el-button
@@ -66,6 +67,9 @@
         type="danger"
         >未激活：{{ tableData.unActiveCount }}台</el-tag
       >
+
+
+  
     </LayoutTable>
 
     <!-- 设备导入对话框 -->