feat: init empty component

src/components/Data/empty.story.vue

@@ -0,0 +1,61 @@
+<script setup lang="ts">
+import { ref } from 'vue'
+const description = ref('thisdescription')
+const imageSize = ref(200)
+</script>
+
+<template>
+  <Story title="Data/Empty">
+    <Variant title="Basic Usage">
+      <el-empty :description="description" />
+      <template #controls>
+        <HstText
+          v-model="description"
+          title="description"
+        />
+      </template>
+    </Variant>
+    <Variant title="Custom image">
+      <el-empty
+        image="https://shadow.elemecdn.com/app/element/hamburger.9cf7b091-55e9-11e9-a976-7f4d0b07eef6.png"
+      />
+    </Variant>
+    <Variant title="Image size">
+      <el-empty :image-size="imageSize" />
+      <template #controls>
+        <HstText
+          v-model="imageSize"
+          title="image-size"
+        />
+      </template>
+    </Variant>
+    <Variant title="Bottom content">
+      <el-empty>
+        <el-button type="primary">
+          Button
+        </el-button>
+      </el-empty>
+    </Variant>
+  </Story>
+</template>
+
+<docs lang="md">
+## Basic usage
+
+Empty usage
+
+## Custom image
+
+Use `image` prop to set image URL.
+
+## Image size
+
+Use `image-size` prop to control image size.
+
+## Bottom content
+
+Use the default slot to insert content at the bottom.
+</docs>
+
+<style>
+</style>