feat: 添加 sweetalert2 依赖并更新提交提示为 SweetAlert2 弹窗

src/tutorial-form/index.vue

@@ -2,11 +2,17 @@
 import { FormKitSchemaDefinition, getNode, type FormKitNode } from '@formkit/core';
 import { onMounted } from 'vue';
 import Guests from './guests.vue';
+import Swal from 'sweetalert2'
 
 async function submit(...args: any[]) {
   console.debug('submit', `args :>> `, args);
   await new Promise(r => setTimeout(r, 1000))
-  alert('Submitted! 🎉')
+  Swal.fire({
+    title: 'Submitted! 🎉',
+    icon: 'success',
+    showConfirmButton: false,
+    timer: 1500
+  })
 }
 
 const castNumber = (node: FormKitNode) => {