feat: 添加自动动画插件，更新 FormKit 配置以支持动态列表，重构样式和组件结构

src/main.ts

@@ -1,8 +1,12 @@
-import { createApp } from 'vue'
+import { autoAnimatePlugin } from '@formkit/auto-animate/vue'
 import { plugin, /* defaultConfig */ } from '@formkit/vue'
-import App from './App.vue'
+import { createApp } from 'vue'
 import formKitConfig from '../formkit.config'
+import App from './App.vue'
 
 const app = createApp(App)
+
+// https://github.dev/formkit/auto-animate/blob/master/docs/src/examples/formkit/ActualFormKit.vue
+app.use(autoAnimatePlugin)
 app.use(plugin, formKitConfig)
 app.mount('#app')