NEZ-1390 feat: endpoint metric info 图标 hover 显示 metadata

nezha-fronted/src/components/common/metaData.vue

@@ -0,0 +1,25 @@
+<template>
+ <div>
+   <ul>
+     <li><span class="metric-tip-list">metric&nbsp;:&nbsp;</span><span>{{metricTip ? metricTip : '--'}}</span></li>
+   </ul>
+   <ul v-for="(item,index) in metaDataList" :key="index">
+     <li><span class="metric-tip-list">type&nbsp;:&nbsp;</span><span>{{item.type ? item.type : 'unknown'}}</span></li>
+     <li><span class="metric-tip-list">help&nbsp;:&nbsp;</span><span>{{item.help ? item.help : '--'}}</span></li>
+     <li><span class="metric-tip-list">unit&nbsp;:&nbsp;</span><span>{{item.unit ? item.unit : '--'}}</span></li>
+   </ul>
+ </div>
+</template>
+
+<script>
+export default {
+  name: 'metaData',
+  props: {
+    metaDataList: Array,
+    metricTip: String
+  },
+  data () {
+    return {}
+  }
+}
+</script>