update 优化代码

src/types/module.d.ts

@@ -11,7 +11,7 @@ import { download as rd } from '@/utils/request';
 
 export {};
 
-declare module 'vue' {
+declare module '@vue/runtime-core' {
   interface ComponentCustomProperties {
     // 全局方法声明
     $modal: typeof modal;

src/views/register.vue

@@ -134,7 +134,8 @@ const handleRegister = () => {
       const [err] = await to(register(registerForm.value));
       if (!err) {
         const username = registerForm.value.username;
-        await ElMessageBox.alert("<font color='red'>" + t('register.registerSuccess', { username }) + '</font>', '系统提示', {
+        await ElMessageBox.alert('<span style="color: red; ">' + t('register.registerSuccess', { username }) + '</font>', '系统提示', {
+          app: undefined,
           dangerouslyUseHTMLString: true,
           type: 'success'
         });