[mod] TS

src/App.vue

@@ -1,4 +1,4 @@
-<script setup>
+<script setup lang="ts">
 // This starter template is using Vue 3 <script setup> SFCs
 // Check out https://v3.vuejs.org/api/sfc-script-setup.html#sfc-script-setup
 import HelloWorld from './components/HelloWorld.vue'
@@ -6,7 +6,7 @@ import HelloWorld from './components/HelloWorld.vue'
 
 <template>
   <img alt="Vue logo" src="./assets/logo.png" />
-  <HelloWorld msg="Hello Vue 3 + Vite" />
+  <HelloWorld msg="Hello Vue 3 + TypeScript + Vite" />
 </template>
 
 <style>

src/components/HelloWorld.vue

@@ -1,9 +1,7 @@
-<script setup>
+<script setup lang="ts">
 import { ref } from 'vue'
 
-defineProps({
-  msg: String
-})
+defineProps<{ msg: string }>()
 
 const count = ref(0)
 </script>
@@ -11,6 +9,22 @@ const count = ref(0)
 <template>
   <h1>{{ msg }}</h1>
 
+  <p>
+    Recommended IDE setup:
+    <a href="https://code.visualstudio.com/" target="_blank">VSCode</a>
+    +
+    <a href="https://github.com/johnsoncodehk/volar" target="_blank">Volar</a>
+  </p>
+
+  <p>See <code>README.md</code> for more information.</p>
+
+  <p>
+    <a href="https://vitejs.dev/guide/features.html" target="_blank">
+      Vite Docs
+    </a>
+    |
+    <a href="https://v3.vuejs.org/" target="_blank">Vue 3 Docs</a>
+  </p>
 
   <button type="button" @click="count++">count is: {{ count }}</button>
   <p>
@@ -23,4 +37,16 @@ const count = ref(0)
 a {
   color: #42b983;
 }
+
+label {
+  margin: 0 0.5em;
+  font-weight: bold;
+}
+
+code {
+  background-color: #eee;
+  padding: 2px 4px;
+  border-radius: 4px;
+  color: #304455;
+}
 </style>

src/env.d.ts

@@ -0,0 +1,8 @@
+/// <reference types="vite/client" />
+
+declare module '*.vue' {
+  import type { DefineComponent } from 'vue'
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any, @typescript-eslint/ban-types
+  const component: DefineComponent<{}, {}, any>
+  export default component
+}