feat: 添加虚拟表格示例 (#1007)

* feat: 添加虚拟表格示例

src/views/table/high/echarts/index.vue

@@ -0,0 +1,13 @@
+<script setup lang="ts">
+import { useColumns } from "./columns";
+
+const { columns, dataList } = useColumns();
+</script>
+
+<template>
+  <pure-table row-key="id" border :data="dataList" :columns="columns">
+    <template #echart="{ index }">
+      <div :ref="'PieChartRef' + index" class="w-full h-[100px]" />
+    </template>
+  </pure-table>
+</template>