feat(导入页面): 添加下载模板功能并优化错误信息显示

将下载模板按钮和错误信息放入flex布局容器中，添加下载模板功能并设置固定宽度

src/views/pages/jnh/import.vue

@@ -1,9 +1,10 @@
 <template>
 	<div class="index">
 		<el-dialog v-model="dialogTableVisible" title="批量导入" width="600" @closed="closeDialog">
-			<el-button>下载标准模版</el-button>
-
-			<text v-if="errorMsg" style="color: red">{{ errorMsg }}</text>
+			<div style="display: flex; flex-direction: column">
+				<el-button @click="downloadTemplate" style="width: 120px">下载标准模版</el-button>
+				<text v-if="errorMsg" style="color: red; margin-top: 10px">{{ errorMsg }}</text>
+			</div>
 			<!-- :http-request="uploadAction" -->
 			<!-- :action="baseUrl + '/jnh/accounts/import'" -->
 			<el-upload
@@ -60,6 +61,10 @@ function close() {
 	emit('close');
 }
 
+function downloadTemplate() {
+	window.open('https://cankao.obs.cn-east-3.myhuaweicloud.com/%E6%89%B9%E9%87%8F%E5%AF%BC%E5%85%A5%E6%A8%A1%E6%9D%BF.xlsx');
+}
+
 const errorMsg = ref('');
 function handleSuccess(res) {
 	console.log('🚀 ~ handleSuccess ~ res:', res);