diff --git a/eslint.config.js b/eslint.config.js
deleted file mode 100644
index 99bf0c7..0000000
--- a/eslint.config.js
+++ /dev/null
@@ -1,22 +0,0 @@
-import antfu from '@antfu/eslint-config'
-
-export default await antfu({
-  stylistic: {
-    indent: 2,
-    quotes: 'single',
-  },
-  typescript: true,
-  vue: true,
-  rules: {
-    'vue/singleline-html-element-content-newline': 'off',
-    'vue/html-self-closing': ['error', {
-      html: {
-        void: 'always',
-        normal: 'always',
-        component: 'always',
-      },
-      svg: 'always',
-      math: 'always',
-    }],
-  },
-})
diff --git a/package.json b/package.json
index d7c1469..8d5a8fd 100644
--- a/package.json
+++ b/package.json
@@ -6,19 +6,15 @@
   "scripts": {
     "dev": "vite",
     "build": "vue-tsc && vite build",
-    "preview": "vite preview",
-    "lint": "eslint .",
-    "lint:fix": "eslint . --fix"
+    "preview": "vite preview"
   },
   "dependencies": {
     "vue": "^3.3.8",
     "vuedraggable": "^4.1.0"
   },
   "devDependencies": {
-    "@antfu/eslint-config": "^2.1.1",
     "@types/node": "^20.9.4",
     "@vitejs/plugin-vue": "^4.5.0",
-    "eslint": "^8.54.0",
     "less": "^4.2.0",
     "typescript": "^5.2.2",
     "vite": "^5.0.0",
diff --git a/src/App.vue b/src/App.vue
index 4debd20..d1809b3 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -1,130 +1,110 @@
-<script setup lang="ts">
+<script lang="ts" setup>
 import { ref } from 'vue'
 import type { Block, Module } from './engineer'
 import DddBuilder, { hash } from './engineer'
 
 let nextId = Date.now()
 
-const blocks = ref<Block[]>([
-  {
-    vid: hash(`${++nextId}`),
-    mid: '',
-    theme: {
-      radius: 24,
-      color: 'yellow',
-    },
-    children: {
-      type: 'text',
-      key: 'textName',
-    },
+const blocks = ref<Block[]>([{
+  vid: hash(`${++nextId}`),
+  mid: '',
+  theme: {
+    radius: 24,
+    color: 'yellow',
   },
-  {
-    vid: hash(`${++nextId}`),
-    mid: '',
-    theme: {
-      color: 'pink',
-      margin: 12,
-      flexible: true,
-    },
-    children: {
-      type: 'image',
-      key: 'imageKey',
-      link: 'linkKey',
-      radius: 24,
-    },
+  children: {
+    type: 'text',
+    key: 'textName',
   },
-  {
-    vid: hash(`${++nextId}`),
-    mid: '',
-    theme: {
-      color: '#fafbfc',
-      margin: 12,
-      padding: 24,
-      mainAlign: 'center',
-      crossAlign: 'center',
-      flexible: true,
-    },
-    children: {
-      type: 'audio',
-      key: 'audioKey',
-      title: 'title',
-    },
+}, {
+  vid: hash(`${++nextId}`),
+  mid: '',
+  theme: {
+    color: 'pink',
+    margin: 12,
+    flexible: true,
   },
-  {
-    vid: hash(`${++nextId}`),
-    mid: '',
+  children: {
+    type: 'image',
+    key: 'imageKey',
+    link: 'linkKey',
+    radius: 24,
+  },
+}, {
+  vid: hash(`${++nextId}`),
+  mid: '',
+  theme: {
+    color: '#fafbfc',
+    margin: 12,
+    padding: 24,
+    mainAlign: 'center',
+    crossAlign: 'center',
+    flexible: true,
+  },
+  children: {
+    type: 'audio',
+    key: 'audioKey',
+    title: 'title',
+  },
+}, {
+  vid: hash(`${++nextId}`),
+  mid: '',
+  theme: {
+    radius: 24,
+    color: 'teal',
+  },
+  children: [{
     theme: {
-      radius: 24,
-      color: 'teal',
+      flexible: true,
+      gap: 12,
+      crossAlign: 'center',
     },
-    children: [
-      {
-        theme: {
-          flexible: true,
-          gap: 12,
-          crossAlign: 'center',
-        },
-        children: [
-          {
-            theme: {
-              padding: 12,
-              margin: 12,
-              grow: 1,
-            },
-            children: {
-              vid: hash(`${++nextId}`),
-              theme: {
-                fontSize: 32,
-              },
-              children: 'left',
-            },
-          },
-          {
-            vid: hash(`${++nextId}`),
-            theme: {
-              width: 'auto',
-              padding: {
-                vertical: 4,
-                horizontal: 12,
-              },
-              color: 'pink',
-              radius: 16,
-            },
-            children: 'right222',
-          },
-          {
-            theme: {
-              width: 48,
-            },
-          },
-        ],
+    children: [{
+      theme: {
+        padding: 12,
+        margin: 12,
+        grow: 1,
       },
-    ],
-  },
-  ...Array.from(Array.from({ length: 3 })).map<Block>((_, i) => ({
-    vid: hash(`${++nextId}`),
-    mid: '',
-    children: [
-      {
+      children: {
         vid: hash(`${++nextId}`),
         theme: {
-          fontSize: 22,
+          fontSize: 32,
         },
-        children: `测试${i}`,
+        children: 'left',
       },
-    ],
-  })),
-])
+    }, {
+      vid: hash(`${++nextId}`),
+      theme: {
+        width: 'auto',
+        padding: {
+          vertical: 4,
+          horizontal: 12,
+        },
+        color: 'pink',
+        radius: 16,
+      },
+      children: 'right222',
+    }, {
+      theme: {
+        width: 48,
+      },
+    }],
+  }],
+}, ...Array.from(Array.from({length: 3})).map<Block>((_, i) => ({
+  vid: hash(`${++nextId}`),
+  mid: '',
+  children: [{
+    vid: hash(`${++nextId}`),
+    theme: {
+      fontSize: 22,
+    },
+    children: `测试${i}`,
+  }],
+}))])
 
-const categories = ref([
-  { icon: 'trash', text: '媒体' },
-  { icon: 'trash', text: '图表' },
-  { icon: 'trash', text: '商品' },
-  { icon: 'trash', text: '功能' },
-  { icon: 'trash', text: '素材' },
-].map(c => ({
+const categories = ref([{icon: 'trash', text: '媒体'}, {icon: 'trash', text: '图表'}, {icon: 'trash', text: '商品'}, {icon: 'trash', text: '功能'}, {icon: 'trash', text: '素材'}].map(c => ({
   ...c,
-  modules: Array.from(Array.from({ length: 102 })).map<Module>((_, i) => ({
+  modules: Array.from(Array.from({length: 102})).map<Module>((_, i) => ({
     vid: hash(`${++nextId}`),
     mid: hash(`${++nextId}`),
     title: `${c.text}${i + 1}`,
@@ -132,139 +112,107 @@ const categories = ref([
     referenceCount: 0,
     image: undefined,
     configs: [],
-    children: [
-      {
-        vid: hash(`${++nextId}`),
-        theme: {
-          height: 68,
-          width: 375,
-          border: { color: '#eee' },
-        },
-        children: [
-          String(`${c.text}${i + 1}`),
-        ],
+    children: [{
+      vid: hash(`${++nextId}`),
+      theme: {
+        height: 68,
+        width: 375,
+        border: {color: '#eee'},
       },
-    ],
+      children: [String(`${c.text}${i + 1}`)],
+    }],
   })),
 })))
 
 categories.value.unshift({
   icon: 'trash',
   text: '基础',
-  modules: [
-    {
+  modules: [{
+    vid: hash(`${++nextId}`),
+    mid: hash(`${++nextId}`),
+    title: '轮播图',
+    maxReferenceCount: -1,
+    referenceCount: 0,
+    image: undefined,
+    configs: [{
+      type: 'list',
+      field: 'items',
+      label: '',
+      help: '最多可添加10张图片，建议宽度750px；鼠标拖拽左侧圆点可调整图片顺序',
+      addable: true,
+      configs: [{
+        type: 'image',
+        field: 'image',
+        // 表示内联数据
+        inlines: [{
+          type: 'text',
+          field: 'title',
+          label: '标题',
+          help: '选填，不超过 4 个字',
+        }, {
+          type: 'text',
+          field: 'link',
+          label: '链接',
+          // help: '请输入链接', // 自动生成："请输入${label}"
+        }],
+        label: '图片',
+        required: true,
+      }],
+    }, {
+      type: 'object',
+      field: 'indicator',
+      label: '指示器',
+      configs: [{
+        type: 'mark',
+        field: 'style',
+        label: '指示器样式',
+        values: [{label: '圆形', value: 'circle'}, {label: '直线', value: 'line'}, {label: '数字', value: 'number'}],
+      }, {
+        type: 'mark',
+        field: 'position',
+        label: '指示器位置',
+        values: [{label: '居左', value: 'left'}, {label: '居中', value: 'center'}, {label: '居右', value: 'right'}],
+      }, {
+        type: 'color',
+        field: 'color',
+        label: '指示器颜色',
+      }],
+    }, {
+      type: 'object',
+      field: 'background',
+      label: '背景',
+      configs: [{
+        type: 'bool',
+        field: 'enabled',
+        label: '是否显示背景色',
+      }, {
+        type: 'background',
+        field: 'value',
+        // 背景的不同实现方式，可以在里面添加 image 选项来支持图片
+        // 这里只能支持颜色和渐变，
+        features: ['color', 'gradient'],
+        label: '背景',
+      }],
+    }],
+    theme: {
+      height: 200,
+      padding: {
+        horizontal: 12.0,
+      },
+      color: 'cyan',
+    },
+    children: [{
       vid: hash(`${++nextId}`),
-      mid: hash(`${++nextId}`),
-      title: '轮播图',
-      maxReferenceCount: -1,
-      referenceCount: 0,
-      image: undefined,
-      configs: [
-        {
-          type: 'list',
-          field: 'items',
-          label: '',
-          help: '最多可添加10张图片，建议宽度750px；鼠标拖拽左侧圆点可调整图片顺序',
-          addable: true,
-          configs: [
-            {
-              type: 'image',
-              field: 'image',
-              // 表示内联数据
-              inlines: [
-                {
-                  type: 'text',
-                  field: 'title',
-                  label: '标题',
-                  help: '选填，不超过 4 个字',
-                },
-                {
-                  type: 'text',
-                  field: 'link',
-                  label: '链接',
-                  // help: '请输入链接', // 自动生成："请输入${label}"
-                },
-              ],
-              label: '图片',
-              required: true,
-            },
-          ],
-        },
-        {
-          type: 'object',
-          field: 'indicator',
-          label: '指示器',
-          configs: [
-            {
-              type: 'mark',
-              field: 'style',
-              label: '指示器样式',
-              values: [
-                { label: '圆形', value: 'circle' },
-                { label: '直线', value: 'line' },
-                { label: '数字', value: 'number' },
-              ],
-            },
-            {
-              type: 'mark',
-              field: 'position',
-              label: '指示器位置',
-              values: [
-                { label: '居左', value: 'left' },
-                { label: '居中', value: 'center' },
-                { label: '居右', value: 'right' },
-              ],
-            },
-            {
-              type: 'color',
-              field: 'color',
-              label: '指示器颜色',
-            },
-          ],
-        },
-        {
-          type: 'object',
-          field: 'background',
-          label: '背景',
-          configs: [
-            {
-              type: 'bool',
-              field: 'enabled',
-              label: '是否显示背景色',
-            },
-            {
-              type: 'background',
-              field: 'value',
-              // 背景的不同实现方式，可以在里面添加 image 选项来支持图片
-              // 这里只能支持颜色和渐变，
-              features: ['color', 'gradient'],
-              label: '背景',
-            },
-          ],
-        },
-      ],
       theme: {
-        height: 200,
-        padding: {
-          horizontal: 12.0,
-        },
-        color: 'cyan',
+        width: '100%',
+        height: '100%',
+        color: 'white',
+        radius: 12.0,
+        textAlign: 'center',
       },
-      children: [
-        {
-          vid: hash(`${++nextId}`),
-          theme: {
-            width: '100%',
-            height: '100%',
-            color: 'white',
-            radius: 12.0,
-            textAlign: 'center',
-          },
-          children: '内容',
-        },
-      ],
-    },
-  ],
+      children: '内容',
+    }],
+  }],
 })
 
 const data = ref<Record<string, Record<string, unknown>>>({
@@ -284,8 +232,8 @@ const data = ref<Record<string, Record<string, unknown>>>({
 
 <template>
   <DddBuilder
-    :categories="categories"
     :blocks="blocks"
+    :categories="categories"
     :sequence="nextId"
     :sources="data"
   />
diff --git a/src/assets/vue.svg b/src/assets/vue.svg
index 770e9d3..9fa5e0f 100644
--- a/src/assets/vue.svg
+++ b/src/assets/vue.svg
@@ -1 +1,6 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" role="img" class="iconify iconify--logos" width="37.07" height="36" preserveAspectRatio="xMidYMid meet" viewBox="0 0 256 198"><path fill="#41B883" d="M204.8 0H256L128 220.8L0 0h97.92L128 51.2L157.44 0h47.36Z"></path><path fill="#41B883" d="m0 0l128 220.8L256 0h-51.2L128 132.48L50.56 0H0Z"></path><path fill="#35495E" d="M50.56 0L128 133.12L204.8 0h-47.36L128 51.2L97.92 0H50.56Z"></path></svg>
\ No newline at end of file
+<svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" role="img"
+     class="iconify iconify--logos" width="37.07" height="36" preserveAspectRatio="xMidYMid meet" viewBox="0 0 256 198">
+    <path fill="#41B883" d="M204.8 0H256L128 220.8L0 0h97.92L128 51.2L157.44 0h47.36Z"></path>
+    <path fill="#41B883" d="m0 0l128 220.8L256 0h-51.2L128 132.48L50.56 0H0Z"></path>
+    <path fill="#35495E" d="M50.56 0L128 133.12L204.8 0h-47.36L128 51.2L97.92 0H50.56Z"></path>
+</svg>
diff --git a/src/engineer/components/Activity.vue b/src/engineer/components/Activity.vue
index 3076c15..3dd8ab3 100644
--- a/src/engineer/components/Activity.vue
+++ b/src/engineer/components/Activity.vue
@@ -1,4 +1,4 @@
-<script setup lang="ts">
+<script lang="ts" setup>
 import { ref, unref } from 'vue'
 import Draggable from 'vuedraggable'
 import type { Block, Module } from '../types'
@@ -14,25 +14,26 @@ const ctx = useContext()
 
 // 递归重建所有 ID
 function clone(v: any): any {
-  if (v == null || typeof v != 'object')
+  if (v == null || typeof v != 'object') {
     return v
-
-  if (Array.isArray(v))
+  }
+  if (Array.isArray(v)) {
     return v.slice().map(clone)
-
+  }
   const s = Object.create(null)
   for (const [key, val] of Object.entries(v)) {
-    if (key === 'vid' && typeof val === 'string' && val.length === 8)
+    if (key === 'vid' && typeof val === 'string' && val.length === 8) {
       s[key] = hash(`${++ctx.nextId}`)
-    else
+    } else {
       s[key] = clone(val)
+    }
   }
   return s
 }
 
 function cloneModule(src: Module): Block {
   // eslint-disable-next-line unused-imports/no-unused-vars
-  const { maxReferenceCount, referenceCount, image, configs, ...attrs } = unref(src)
+  const {maxReferenceCount, referenceCount, image, configs, ...attrs} = unref(src)
   return clone(attrs)
 }
 </script>
@@ -47,8 +48,8 @@ function cloneModule(src: Module): Block {
         <div
           v-for="(c, i) in ctx.categories"
           :key="i"
-          class="ddd-activity-tabs-item"
           :class="{ 'is-active': currentTab === i }"
+          class="ddd-activity-tabs-item"
           @click.stop="currentTab = i"
         >
           <!-- <Icon :name="c.icon" /> -->
@@ -58,17 +59,17 @@ function cloneModule(src: Module): Block {
       <template v-for="(cat, idx) in ctx.categories" :key="idx">
         <Draggable
           v-show="currentTab === idx"
-          class="ddd-activity-tabs-content"
-          :list="cat.modules"
-          :group="{ name: 'modules', pull: 'clone' }"
           :clone="cloneModule"
           :component-dat="{ sort: false }"
+          :group="{ name: 'modules', pull: 'clone' }"
+          :list="cat.modules"
           :sort="false"
+          class="ddd-activity-tabs-content"
           item-key="id"
         >
           <template #item="{ element }">
             <div class="ddd-activity-module">
-              <img v-if="element.image" class="ddd-activity-module-image" :src="element.image" />
+              <img v-if="element.image" :src="element.image" class="ddd-activity-module-image">
               <div v-else class="ddd-activity-module-image">{{ element.title }}</div>
               <div class="ddd-activity-module-title">{{ element.title }}</div>
               <span class="ddd-activity-module-tips">释放鼠标将组件添加到此处</span>
diff --git a/src/engineer/components/Builder.vue b/src/engineer/components/Builder.vue
index 76a56c9..b895441 100644
--- a/src/engineer/components/Builder.vue
+++ b/src/engineer/components/Builder.vue
@@ -1,4 +1,4 @@
-<script setup lang="ts">
+<script lang="ts" setup>
 import type { UnwrapNestedRefs } from 'vue'
 import { provide, reactive, unref } from 'vue'
 import type { Block, Category } from '../types'
@@ -64,7 +64,7 @@ ctx = reactive<EngineContext>({
   export(): Exported {
     const attrs = unref(ctx.page)
     const data = unref(ctx.sources)
-    return { attrs, data }
+    return {attrs, data}
   },
 })
 provideBlockId('')
diff --git a/src/engineer/components/Canvas.vue b/src/engineer/components/Canvas.vue
index 49c85fe..0c56a6f 100644
--- a/src/engineer/components/Canvas.vue
+++ b/src/engineer/components/Canvas.vue
@@ -1,4 +1,4 @@
-<script setup lang="ts">
+<script lang="ts" setup>
 import { computed, ref } from 'vue'
 import Draggable from 'vuedraggable'
 import { useContext } from '../context'
@@ -87,36 +87,36 @@ function handleCanvasClick(e: MouseEvent): void {
 
 <template>
   <div
-    class="ddd-canvas"
     :class="{
       'is-focused': ctx.canvas.focused,
       'is-active': ctx.activeViewId === '#canvas',
       'is-hover': ctx.hoverViewId === '#canvas',
     }"
+    class="ddd-canvas"
   >
     <!-- 中间自定义内容 -->
     <!-- @change="handleDraggingOver" -->
     <Draggable
-      :key="key"
       v-model="ctx.blocks"
-      class="ddd-canvas-viewer"
+      :key="key"
       :animation="200"
-      :disabled="false"
       :component-data="{
         tag: 'div',
         type: 'transition-group',
       }"
+      :disabled="false"
       :group="{
         name: 'emulator',
         put: 'modules',
       }"
+      class="ddd-canvas-viewer"
       ghost-class="is-ghost"
       item-key="id"
-      @click="handleCanvasClick"
-      @start="handleDragStart"
-      @end="handleDragEnd"
       @add="handleDragAdd"
       @change="key++"
+      @click="handleCanvasClick"
+      @end="handleDragEnd"
+      @start="handleDragStart"
     >
       <template #header>
         <div v-show="ctx.page.safeAreaInsetTop && !ctx.page.fullscreen" class="ddd-canvas-safe-area-inset-top" />
@@ -129,7 +129,7 @@ function handleCanvasClick(e: MouseEvent): void {
       </template>
 
       <template #item="{ element }">
-        <RenderBlock class="ddd-view" :block="element" />
+        <RenderBlock :block="element" class="ddd-view" />
       </template>
     </Draggable>
 
@@ -137,13 +137,13 @@ function handleCanvasClick(e: MouseEvent): void {
     <DddView
       v-show="ctx.page.header.enabled"
       vid="#header"
-      class="ddd-canvas-header"
       :class="{ 'is-bordered': ctx.page.header.bordered ?? true }"
+      class="ddd-canvas-header"
     >
       <div v-show="ctx.page.safeAreaInsetTop && !ctx.page.fullscreen" class="ddd-canvas-safe-area-inset-top" />
       <div
-        class="ddd-canvas-header-title"
         :style="{ textAlign: ctx.page.header.centerTitle ? 'center' : undefined }"
+        class="ddd-canvas-header-title"
         v-text="ctx.page.header.title"
       />
     </DddView>
@@ -162,12 +162,12 @@ function handleCanvasClick(e: MouseEvent): void {
     <!-- 顶部状态栏、小程序胶囊按钮、底部操作指示器 -->
     <template v-if="!ctx.page.fullscreen">
       <div class="ddd-canvas-statusbar">
-        <img style="height:20px" alt="" src="data:image/png;base64,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" />
+        <img alt="" src="data:image/png;base64,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" style="height:20px">
       </div>
       <div v-if="ctx.target === 'routine'" class="ddd-canvas-routine-button">
-        <svg width="87" height="32" viewBox="0 0 87 32" xmlns="http://www.w3.org/2000/svg">
-          <rect width="87" height="32" rx="16" x="0" y="0" fill="rgba(0,0,0,0.3)" />
-          <rect id="rect5" width="0.5" height="18.5" fill="rgba(255,255,255,0.6)" x="43.5" y="6.5" />
+        <svg height="32" viewBox="0 0 87 32" width="87" xmlns="http://www.w3.org/2000/svg">
+          <rect fill="rgba(0,0,0,0.3)" height="32" rx="16" width="87" x="0" y="0" />
+          <rect id="rect5" fill="rgba(255,255,255,0.6)" height="18.5" width="0.5" x="43.5" y="6.5" />
           <path d="M 19.5,16.25 A 3.25,3.25 0 1 1 22.75,19.5 3.25,3.25 0 0 1 19.5,16.25 Z M 28,16.5 a 2,2 0 1 1 2,2 2,2 0 0 1 -2,-2 z m -14.5,0 a 2,2 0 1 1 2,2 2,2 0 0 1 -2,-2 z" fill="#ffffff" />
           <path d="m 59.187,21.813 a 8.716,8.716 0 0 1 -2.52,-6.222 8,8 0 0 1 2.52,-5.8 8.915,8.915 0 0 1 6.223,-2.458 8.288,8.288 0 0 1 5.8,2.459 8.18,8.18 0 0 1 2.457,5.799 8.918,8.918 0 0 1 -2.46,6.223 8,8 0 0 1 -5.797,2.519 8.714,8.714 0 0 1 -6.223,-2.52 z m -0.52,-5.739 a 6.521,6.521 0 0 0 6.741,6.259 6.423,6.423 0 0 0 6.259,-6.259 6.521,6.521 0 0 0 -6.259,-6.741 6.593,6.593 0 0 0 -6.741,6.741 z m 3.5,-0.241 a 3,3 0 1 1 3,3 3,3 0 0 1 -3,-3 z" fill="#ffffff" />
         </svg>
@@ -177,7 +177,7 @@ function handleCanvasClick(e: MouseEvent): void {
   </div>
 </template>
 
-<style scoped lang="less">
+<style lang="less" scoped>
 .ddd-canvas {
   --canvas-measure-line: v-bind(measureLine);
 
diff --git a/src/engineer/components/Configurator.vue b/src/engineer/components/Configurator.vue
index 18c515f..5686675 100644
--- a/src/engineer/components/Configurator.vue
+++ b/src/engineer/components/Configurator.vue
@@ -1,4 +1,4 @@
-<script setup lang="ts">
+<script lang="ts" setup>
 import { ref, watch } from 'vue'
 import type { ConfiguratorType } from '../context'
 import { useContext, useModule } from '../context'
@@ -13,9 +13,9 @@ interface Tab {
 }
 
 const tabs: Tab[] = [
-  { key: 'page', text: '页面' },
-  { key: 'block', text: '内容' },
-  { key: 'view', text: '样式' },
+  {key: 'page', text: '页面'},
+  {key: 'block', text: '内容'},
+  {key: 'view', text: '样式'},
 ]
 
 const currentTab = ref<Tab['key']>()
@@ -33,8 +33,8 @@ watch(() => ctx.configurator, (v) => {
       <button
         v-for="(t) in tabs"
         :key="t.key"
-        type="button"
         :class="{ 'is-active': currentTab === t.key }"
+        type="button"
         @click="currentTab = t.key"
         v-text="t.text"
       />
@@ -44,36 +44,36 @@ watch(() => ctx.configurator, (v) => {
         <legend>应用</legend>
         <div>
           <label>
-            <input v-model="ctx.target" type="radio" name="ctx.target" value="routine" />
+            <input v-model="ctx.target" name="ctx.target" type="radio" value="routine">
             <span>微信小程序</span>
           </label>
           <label>
-            <input v-model="ctx.target" type="radio" name="ctx.target" value="app" />
+            <input v-model="ctx.target" name="ctx.target" type="radio" value="app">
             <span>手机APP</span>
           </label>
         </div>
         <div>
           <label>
-            <input v-model="ctx.page.fullscreen" type="checkbox" />
+            <input v-model="ctx.page.fullscreen" type="checkbox">
             <span>全屏模式</span>
           </label>
         </div>
         <div>
           <label>
-            <input v-model="ctx.page.safeAreaInsetTop" type="checkbox" />
+            <input v-model="ctx.page.safeAreaInsetTop" type="checkbox">
             <span>开启顶部安全区域</span>
           </label>
         </div>
         <div>
           <label>
-            <input v-model="ctx.page.safeAreaInsetBottom" type="checkbox" />
+            <input v-model="ctx.page.safeAreaInsetBottom" type="checkbox">
             <span>开启底部安全区域</span>
           </label>
         </div>
         <div>
           <label>
             <span>页面背景颜色</span>
-            <input v-model="ctx.page.backgroundColor" type="color" />
+            <input v-model="ctx.page.backgroundColor" type="color">
           </label>
         </div>
       </fieldset>
@@ -82,54 +82,54 @@ watch(() => ctx.configurator, (v) => {
         <legend>头部</legend>
         <div>
           <label>
-            <input v-model="ctx.page.header.enabled" type="checkbox" />
+            <input v-model="ctx.page.header.enabled" type="checkbox">
             <span>开启头部功能</span>
           </label>
         </div>
         <div>
           <label>
             <span>页面标题</span>
-            <input v-model="ctx.page.header.title" type="text" placeholder="页面标题" />
+            <input v-model="ctx.page.header.title" placeholder="页面标题" type="text">
           </label>
           <label>
-            <input v-model="ctx.page.header.centerTitle" type="checkbox" />
+            <input v-model="ctx.page.header.centerTitle" type="checkbox">
             <span>标题居中</span>
           </label>
         </div>
         <div>
           <label>
-            <input v-model="ctx.page.header.custom" type="checkbox" />
+            <input v-model="ctx.page.header.custom" type="checkbox">
             <span>内容自定义</span>
           </label>
         </div>
         <div>
           <label>
             <span>高度</span>
-            <input v-model="ctx.page.header.height" type="number" min="0" placeholder="头部高度，不包括状态栏" />
+            <input v-model="ctx.page.header.height" min="0" placeholder="头部高度，不包括状态栏" type="number">
           </label>
         </div>
         <div>
           <label>
             <span>背景颜色</span>
-            <input v-model="ctx.page.header.color" type="color" />
+            <input v-model="ctx.page.header.color" type="color">
           </label>
         </div>
         <div>
           <label>
             <span>文字颜色</span>
-            <input v-model="ctx.page.header.textColor" type="color" />
+            <input v-model="ctx.page.header.textColor" type="color">
           </label>
         </div>
         <div>
           <label>
-            <input v-model="ctx.page.header.bordered" type="checkbox" />
+            <input v-model="ctx.page.header.bordered" type="checkbox">
             <span>开启下边边框</span>
           </label>
         </div>
         <div>
           <label>
             <span>下边边框颜色</span>
-            <input v-model="ctx.page.header.borderColor" type="color" />
+            <input v-model="ctx.page.header.borderColor" type="color">
           </label>
         </div>
       </fieldset>
@@ -138,38 +138,38 @@ watch(() => ctx.configurator, (v) => {
         <legend>底部</legend>
         <div>
           <label>
-            <input v-model="ctx.page.footer.enabled" type="checkbox" />
+            <input v-model="ctx.page.footer.enabled" type="checkbox">
             <span>开启底部功能</span>
           </label>
         </div>
         <div>
           <label>
             <span>高度</span>
-            <input v-model="ctx.page.footer.height" type="number" min="0" placeholder="头部高度，不包括状态栏" />
+            <input v-model="ctx.page.footer.height" min="0" placeholder="头部高度，不包括状态栏" type="number">
           </label>
         </div>
         <div>
           <label>
             <span>背景颜色</span>
-            <input v-model="ctx.page.footer.color" type="color" />
+            <input v-model="ctx.page.footer.color" type="color">
           </label>
         </div>
         <div>
           <label>
             <span>文字颜色</span>
-            <input v-model="ctx.page.footer.textColor" type="color" />
+            <input v-model="ctx.page.footer.textColor" type="color">
           </label>
         </div>
         <div>
           <label>
-            <input v-model="ctx.page.footer.bordered" type="checkbox" />
+            <input v-model="ctx.page.footer.bordered" type="checkbox">
             <span>开启上边框</span>
           </label>
         </div>
         <div>
           <label>
             <span>上边框颜色</span>
-            <input v-model="ctx.page.footer.borderColor" type="color" />
+            <input v-model="ctx.page.footer.borderColor" type="color">
           </label>
         </div>
       </fieldset>
diff --git a/src/engineer/components/Designer.vue b/src/engineer/components/Designer.vue
index 7890175..6e24fa0 100644
--- a/src/engineer/components/Designer.vue
+++ b/src/engineer/components/Designer.vue
@@ -1,4 +1,4 @@
-<script setup lang="ts">
+<script lang="ts" setup>
 import { ref } from 'vue'
 import { useContext, useScale } from '../context'
 import { DddView } from '../views'
@@ -42,12 +42,12 @@ function onMouseup(): void {
 
 function onMousewheel(e: WheelEvent): void {
   if (e.ctrlKey || e.metaKey) {
-    if (e.deltaY < 0)
+    if (e.deltaY < 0) {
       scale.incr()
-    else
+    } else {
       scale.decr()
-  }
-  else {
+    }
+  } else {
     x.value -= e.deltaX
     y.value -= e.deltaY
   }
@@ -73,10 +73,10 @@ function onMouseover(e: MouseEvent): void {
 <template>
   <div
     class="ddd-designer"
-    @mousedown.left="onMousedown"
+    @mouseleave="onMouseup"
     @mousemove="onMousemove"
     @mouseup="onMouseup"
-    @mouseleave="onMouseup"
+    @mousedown.left="onMousedown"
     @wheel.passive="onMousewheel"
   >
     <DddView
diff --git a/src/engineer/components/Engineer.vue b/src/engineer/components/Engineer.vue
index 71cd06d..b86fc2c 100644
--- a/src/engineer/components/Engineer.vue
+++ b/src/engineer/components/Engineer.vue
@@ -1,4 +1,4 @@
-<script setup lang="ts">
+<script lang="ts" setup>
 import { useContext, useScale } from '../context'
 import Activity from './Activity.vue'
 import Configurator from './Configurator.vue'
@@ -20,17 +20,15 @@ const scale = useScale()
       </div>
       <div style="display: flex;align-items: center">
         <button
-          type="button"
           :disabled="ctx.canvas.scale <= scale.min"
+          type="button"
           @click="scale.decr()"
           v-text="'-'"
         />
-        <span
-          style="display: inline-block;width: 5em;text-align: center"
-        >{{ Math.ceil(ctx.canvas.scale * 100) }}%</span>
+        <span style="display: inline-block;width:5em;text-align: center">{{ Math.ceil(ctx.canvas.scale * 100) }}%</span>
         <button
-          type="button"
           :disabled="ctx.canvas.scale >= scale.max"
+          type="button"
           @click="scale.incr()"
           v-text="'+'"
         />
@@ -53,7 +51,7 @@ const scale = useScale()
   </div>
 </template>
 
-<style scoped lang="less">
+<style lang="less" scoped>
 .ddd-engineer {
   width: 100%;
   height: 100%;
diff --git a/src/engineer/context.ts b/src/engineer/context.ts
index 459e3ca..5d08302 100644
--- a/src/engineer/context.ts
+++ b/src/engineer/context.ts
@@ -11,7 +11,8 @@ export interface CanvasConfig {
   scale: number
 }
 
-export interface PageConfig extends Omit<Page, 'body'> {}
+export interface PageConfig extends Omit<Page, 'body'> {
+}
 
 export type ConfiguratorType =
   | 'page'
@@ -58,9 +59,9 @@ const blockIdKey: InjectionKey<string> = Symbol.for('ddd:block:id')
 
 export function useContext(): UnwrapNestedRefs<EngineContext> {
   const config = inject(contextKey)
-  if (config == null)
+  if (config == null) {
     throw new Error('no config found')
-
+  }
   return config
 }
 
@@ -69,8 +70,9 @@ export function useParentViewId(): string | undefined {
 }
 
 export function provideParentViewId(id: string | undefined): void {
-  if (id)
+  if (id) {
     provide(parentViewIdKey, id)
+  }
 }
 
 export function useBlockId(): string | undefined {
@@ -83,15 +85,17 @@ export function provideBlockId(id: string): void {
 
 export function useModule() {
   const ctx = useContext()
+
   return computed((): Module | undefined => {
     for (const block of ctx.blocks) {
-      if (block.vid !== ctx.activeBlockId)
+      if (block.vid !== ctx.activeBlockId) {
         continue
-
+      }
       for (const category of ctx.categories) {
         for (const module of category.modules) {
-          if (module.mid === block.mid)
+          if (module.mid === block.mid) {
             return module
+          }
         }
       }
       break
@@ -128,11 +132,14 @@ export function useScale() {
 export function useSource<T = unknown>(source: string | undefined, fallback?: T): ComputedRef<T | undefined> {
   const ctx = useContext()
   const blockId = useBlockId()
+
   return computed<T | undefined>(() => {
-    if (!blockId)
+    if (!blockId) {
       throw new Error('without block')
-    if (!source)
+    }
+    if (!source) {
       return fallback
+    }
     return valueOf(ctx.sources[blockId], source) ?? fallback
   })
 }
diff --git a/src/engineer/render.ts b/src/engineer/render.ts
index 31ea3f5..2ce4250 100644
--- a/src/engineer/render.ts
+++ b/src/engineer/render.ts
@@ -1,32 +1,8 @@
-import type {
-  CSSProperties,
-  Component,
-  Prop,
-  VNodeChild,
-} from 'vue'
+import type { Component, CSSProperties, Prop, VNodeChild, } from 'vue'
 import { defineComponent, h } from 'vue'
-import type {
-  Axis,
-  Block,
-  DataRefer,
-  Theme,
-  View,
-  ViewChildren,
-  Widget,
-} from './types'
+import type { Axis, Block, DataRefer, Theme, View, ViewChildren, Widget, } from './types'
 import { provideBlockId } from './context'
-import {
-  align,
-  background,
-  bordering,
-  clip,
-  gap,
-  insets,
-  radii,
-  shadowing,
-  size,
-  unit,
-} from './utils'
+import { align, background, bordering, clip, gap, insets, radii, shadowing, size, unit, } from './utils'
 import DddView from './views/View.vue'
 import DddTextView from './views/TextView.vue'
 import DddImageView from './views/ImageView.vue'
@@ -50,15 +26,16 @@ const views: Record<string, Component> = {
 }
 
 export function registerWidget(some: Record<string, WidgetRenderFunction>): void {
-  for (const [key, func] of Object.entries(some))
+  for (const [key, func] of Object.entries(some)) {
     widgets[key] = func
+  }
 }
 
 function renderWidget(widget: Widget, view: View, axis?: Axis): VNodeChild {
   const func = widgets[widget.name]
-  if (typeof func !== 'function')
-    throw new Error(`unknown widget: ${widget.name}`)
-
+  if (typeof func !== 'function') {
+    throw new TypeError(`unknown widget: ${widget.name}`)
+  }
   return func(widget, view, axis)
 }
 
@@ -73,7 +50,7 @@ function isRefer(s: any): s is DataRefer {
 }
 
 function renderRefer(refer: DataRefer, axis?: Axis): VNodeChild {
-  const { key, type, ...attrs } = refer
+  const {key, type, ...attrs} = refer
   const component = views[type]
   if (component) {
     return h(component, {
@@ -99,21 +76,21 @@ export function isFlexible(theme: Theme) {
 }
 
 export function render(view?: ViewChildren, axis?: Axis): VNodeChild {
-  if (view == null)
+  if (view == null) {
     return null
-
-  if (typeof view === 'string' || typeof view === 'number')
+  }
+  if (typeof view === 'string' || typeof view === 'number') {
     return view
-
-  if (Array.isArray(view))
+  }
+  if (Array.isArray(view)) {
     return view.map(v => render(v, axis))
-
-  if (isRefer(view))
+  }
+  if (isRefer(view)) {
     return renderRefer(view)
-
-  if (isWidget(view.theme))
+  }
+  if (isWidget(view.theme)) {
     return renderWidget(view.theme, view, axis)
-
+  }
   const theme = view.theme
   const css: CSSProperties = {
     // boxed & spatial
@@ -133,11 +110,9 @@ export function render(view?: ViewChildren, axis?: Axis): VNodeChild {
     // clip
     ...clip(theme?.clip),
   }
-
   // note: 在前面初始化 css 时使用了参数 axis，
   // 所以在这里复用它用于子视图构建
   axis = theme?.axis
-
   if (theme?.flexible || (theme && theme.flexible == null && isFlexible(theme))) {
     Object.assign(css, {
       display: 'flex',
@@ -148,7 +123,6 @@ export function render(view?: ViewChildren, axis?: Axis): VNodeChild {
       ...gap(theme?.gap),
     })
   }
-
   return h(DddView, {
     vid: view.vid,
     class: 'ddd-view',
@@ -169,9 +143,9 @@ export const RenderBlock = defineComponent({
   setup(props) {
     provideBlockId(props.block!.vid)
     return () => {
-      if (props.block == null)
+      if (props.block == null) {
         return null
-
+      }
       return render(props.block)
     }
   },
diff --git a/src/engineer/utils/background.ts b/src/engineer/utils/background.ts
index ae8c887..98f9f52 100644
--- a/src/engineer/utils/background.ts
+++ b/src/engineer/utils/background.ts
@@ -2,15 +2,15 @@ import type { CSSProperties } from 'vue'
 import type { Gradient } from '../types'
 
 function image(img: string | undefined, g: Gradient | undefined): string | undefined {
-  if (img == null && g == null)
+  if (img == null && g == null) {
     return undefined
-
-  if (img != null)
+  }
+  if (img != null) {
     return `url(${img})`
-
-  if (g == null)
+  }
+  if (g == null) {
     return undefined
-
+  }
   const prefix = g.repeatable ? 'repeating-' : ''
   if (g.stops?.length === g.colors.length) {
     const colors = g.colors.map((c, i) => `${c} ${g.stops![i]}`).join(', ')
diff --git a/src/engineer/utils/border.ts b/src/engineer/utils/border.ts
index 1f888f0..3771132 100644
--- a/src/engineer/utils/border.ts
+++ b/src/engineer/utils/border.ts
@@ -4,36 +4,41 @@ import { unit } from './unit'
 import { isBorderSide, isSymmetric } from './is'
 
 function borderSide(name: string, s: BorderSide | undefined): CSSProperties | undefined {
-  if (s == null)
+  if (s == null) {
     return undefined
+  }
 
   const hasWidth = s.width != null
   const hasColor = s.color != null
   const hasStyle = s.style != null
   const r: Record<string, string | undefined> = {}
-  if (hasColor)
+
+  if (hasColor) {
     r[`${name}Color`] = s.color
+  }
 
-  if (hasWidth)
+  if (hasWidth) {
     r[`${name}Width`] = unit(s.width)
-  else if (hasColor)
+  } else if (hasColor) {
     r[`${name}Width`] = '1px'
+  }
 
-  if (hasStyle)
+  if (hasStyle) {
     r[`${name}Style`] = s.style
-  else if (hasWidth || hasColor)
+  } else if (hasWidth || hasColor) {
     r[`${name}Style`] = 'solid'
+  }
 
   return r
 }
 
 export function bordering(b: Border | undefined): CSSProperties | undefined {
-  if (b == null)
+  if (b == null) {
     return undefined
-
-  if (isBorderSide(b))
+  }
+  if (isBorderSide(b)) {
     return borderSide('border', b)
-
+  }
   if (isSymmetric(b)) {
     return {
       ...borderSide('borderBlock', b.vertical),
diff --git a/src/engineer/utils/gap.ts b/src/engineer/utils/gap.ts
index 4756c91..9e8156e 100644
--- a/src/engineer/utils/gap.ts
+++ b/src/engineer/utils/gap.ts
@@ -5,15 +5,13 @@ export function gap(gap: number | [number, number] | undefined): CSSProperties |
   if (!gap) {
     return undefined
   }
-  else if (Array.isArray(gap)) {
+  if (Array.isArray(gap)) {
     return {
       rowGap: unit(gap[0]),
       columnGap: unit(gap[1]),
     }
   }
-  else {
-    return {
-      gap: unit(gap),
-    }
+  return {
+    gap: unit(gap),
   }
 }
diff --git a/src/engineer/utils/insets.ts b/src/engineer/utils/insets.ts
index d6ead86..5f56359 100644
--- a/src/engineer/utils/insets.ts
+++ b/src/engineer/utils/insets.ts
@@ -4,15 +4,15 @@ import { isSymmetric } from './is'
 import { unit } from './unit'
 
 export function insets(name: string, i: EdgeInsets | undefined): CSSProperties | undefined {
-  if (i == null)
+  if (i == null) {
     return undefined
-
-  if (typeof i === 'number')
-    return { [name]: `${i}px` }
-
-  if (typeof i === 'string')
-    return { [name]: i }
-
+  }
+  if (typeof i === 'number') {
+    return {[name]: `${i}px`}
+  }
+  if (typeof i === 'string') {
+    return {[name]: i}
+  }
   if (isSymmetric(i)) {
     return {
       [name]: [unit(i.vertical), unit(i.horizontal)].join(' '),
diff --git a/src/engineer/utils/is.ts b/src/engineer/utils/is.ts
index 5455e81..1dc0432 100644
--- a/src/engineer/utils/is.ts
+++ b/src/engineer/utils/is.ts
@@ -19,7 +19,7 @@ export function isCorners(a: any): a is Corners<any> {
     && !Array.isArray(a)
     && typeof a === 'object'
     && ('topLeft' in a
-    || 'topRight' in a
-    || 'bottomLeft' in a
-    || 'bottomRight' in a)
+      || 'topRight' in a
+      || 'bottomLeft' in a
+      || 'bottomRight' in a)
 }
diff --git a/src/engineer/utils/object.ts b/src/engineer/utils/object.ts
index fd86c6f..3e293a7 100644
--- a/src/engineer/utils/object.ts
+++ b/src/engineer/utils/object.ts
@@ -1,23 +1,24 @@
 function find(obj: any, keys: string[]) {
-  if (!keys.length)
+  if (!keys.length) {
     return obj
-
-  if (obj == null || typeof obj !== 'object')
+  }
+  if (obj == null || typeof obj !== 'object') {
     return undefined
-
+  }
   const key = keys.shift()!
-  if (!Array.isArray(obj))
+  if (!Array.isArray(obj)) {
     return find(obj[key], keys)
-
+  }
   const index = Number.parseInt(key)
-  if (Number.isNaN(index))
+  if (Number.isNaN(index)) {
     return undefined
-
+  }
   return find(obj[index], keys)
 }
 
 export function valueOf(obj: any, key: string) {
-  if (!key)
+  if (!key) {
     return undefined
+  }
   return find(obj, key.split('.'))
 }
diff --git a/src/engineer/utils/radii.ts b/src/engineer/utils/radii.ts
index 5b1ae49..c2020c3 100644
--- a/src/engineer/utils/radii.ts
+++ b/src/engineer/utils/radii.ts
@@ -3,19 +3,19 @@ import type { Radius, RadiusDouble, RadiusPrimitive } from '../types'
 import { isCorners } from './is'
 
 function stringify(radius: RadiusPrimitive | RadiusDouble | undefined): string | undefined {
-  if (radius == null)
+  if (radius == null) {
     return undefined
-
-  if (Array.isArray(radius))
+  }
+  if (Array.isArray(radius)) {
     return radius.map(stringify).join(' ')
-
+  }
   return `${radius}px`
 }
 
 export function radii(radius: Radius | undefined): CSSProperties | undefined {
-  if (radius == null)
+  if (radius == null) {
     return undefined
-
+  }
   if (isCorners(radius)) {
     return {
       borderTopLeftRadius: stringify(radius.topLeft),
diff --git a/src/engineer/utils/shadow.ts b/src/engineer/utils/shadow.ts
index dbf07bc..eff786d 100644
--- a/src/engineer/utils/shadow.ts
+++ b/src/engineer/utils/shadow.ts
@@ -4,25 +4,18 @@ import type { Shadow } from '../types'
 const unit = (n: number | undefined): string | undefined => n == null ? undefined : n === 0 ? n.toString() : `${n}px`
 
 function stringify(s: Shadow | undefined): string | undefined {
-  if (s == null)
+  if (s == null) {
     return undefined
-
-  return [
-    s.inset ? 'inset' : undefined,
-    unit(s.x),
-    unit(s.y),
-    s.blur != null ? unit(s.blur) : s.spread != null ? '0' : undefined,
-    unit(s.spread),
-    s.color,
-  ]
+  }
+  return [s.inset ? 'inset' : undefined, unit(s.x), unit(s.y), s.blur != null ? unit(s.blur) : s.spread != null ? '0' : undefined, unit(s.spread), s.color]
     .filter(n => n != null)
     .join(' ')
 }
 
 export function shadowing(ss: Shadow | Shadow[] | undefined): CSSProperties | undefined {
-  if (ss == null)
+  if (ss == null) {
     return undefined
-
+  }
   if (!Array.isArray(ss)) {
     return {
       boxShadow: stringify(ss),
diff --git a/src/engineer/utils/unit.ts b/src/engineer/utils/unit.ts
index b29af36..ce0a38b 100644
--- a/src/engineer/utils/unit.ts
+++ b/src/engineer/utils/unit.ts
@@ -1,7 +1,9 @@
 export function unit(n: number | undefined | string) {
-  if (n == null)
+  if (n == null) {
     return undefined
-  if (typeof n !== 'number')
+  }
+  if (typeof n !== 'number') {
     return n
+  }
   return `${n}px`
 }
diff --git a/src/engineer/views/AudioView.vue b/src/engineer/views/AudioView.vue
index f426f20..8f62a3c 100644
--- a/src/engineer/views/AudioView.vue
+++ b/src/engineer/views/AudioView.vue
@@ -1,4 +1,4 @@
-<script setup lang="ts">
+<script lang="ts" setup>
 import { useSource } from '../context'
 
 defineOptions({
diff --git a/src/engineer/views/ImageView.vue b/src/engineer/views/ImageView.vue
index 4ccb809..8a86036 100644
--- a/src/engineer/views/ImageView.vue
+++ b/src/engineer/views/ImageView.vue
@@ -1,4 +1,4 @@
-<script setup lang="ts">
+<script lang="ts" setup>
 import type { ObjectFit, Radius } from '../types'
 import { useSource } from '../context'
 import { radii } from '../utils'
@@ -23,16 +23,12 @@ const title = useSource<string>(props.title)
 
 <template>
   <img
-    :src="src"
     :alt="title"
+    :src="src"
     :style="{
       objectFit: fit ?? 'contain',
       maxWidth: '100%',
       ...radii(radius),
     }"
-  />
+  >
 </template>
-
-<style scoped lang="less">
-
-</style>
diff --git a/src/engineer/views/TextView.vue b/src/engineer/views/TextView.vue
index db442e7..3a596df 100644
--- a/src/engineer/views/TextView.vue
+++ b/src/engineer/views/TextView.vue
@@ -1,4 +1,4 @@
-<script setup lang="ts">
+<script lang="ts" setup>
 import { useSource } from '../context'
 
 defineOptions({
diff --git a/src/engineer/views/View.vue b/src/engineer/views/View.vue
index 10635c6..830f56e 100644
--- a/src/engineer/views/View.vue
+++ b/src/engineer/views/View.vue
@@ -1,11 +1,6 @@
-<script setup lang="ts">
+<script lang="ts" setup>
 import type { Component } from 'vue'
-import {
-  provideParentViewId,
-  useBlockId,
-  useContext,
-  useParentViewId,
-} from '../context'
+import { provideParentViewId, useBlockId, useContext, useParentViewId, } from '../context'
 
 defineOptions({
   name: 'DddView',
@@ -24,8 +19,9 @@ function handleMousedown(e: Event, id: string | undefined): void {
   ctx.activeBlockId = blockId
   ctx.hoverViewId = parentId
   ctx.canvas.focused = false
-  if (blockId)
+  if (blockId) {
     ctx.configurator = 'block'
+  }
 
   if (id) {
     e.stopPropagation()
@@ -47,8 +43,9 @@ function handleMousedown(e: Event, id: string | undefined): void {
 }
 
 function handleMouseleave(id: string | undefined): void {
-  if (id && ctx.hoverViewId === id && !ctx.draggingViewId)
+  if (id && ctx.hoverViewId === id && !ctx.draggingViewId) {
     ctx.hoverViewId = undefined
+  }
 }
 
 provideParentViewId(props.vid)
@@ -57,12 +54,12 @@ provideParentViewId(props.vid)
 <template>
   <component
     :is="is ?? 'div'"
-    class="ddd-view"
     :class="{
       'is-active': vid && ctx.activeViewId === vid,
       'is-hover': vid && ctx.hoverViewId === vid,
     }"
     :data-view-id="vid"
+    class="ddd-view"
     @mouseleave="handleMouseleave(vid)"
     @mousedown.left="handleMousedown($event, vid)"
   >