node configure增改接近完成，删除后端还没做

src/layout/header-aside/components/header-search/index.vue

@@ -0,0 +1,15 @@
+<template>
+  <el-button class="d2-mr btn-text can-hover" type="text" @click="handleClick">
+    <d2-icon name="search" style="font-size: 18px;"/>
+  </el-button>
+</template>
+
+<script>
+export default {
+  methods: {
+    handleClick () {
+      this.$emit('click')
+    }
+  }
+}
+</script>