docs: add playground link

a145789 · a145789 · commit 4847852339aa · 2023-03-06T23:24:47.000+08:00
diff --git a/README.md b/README.md
@@ -6,6 +6,11 @@
 </p>
 <p align="center">Quickly transform your vue3 script to setup mode</p>
 <p align="center">快速将 vue3 script 转换为 setup 模式</p>
+<p align="center">
+  <a href="https://a145789.github.io/vue3-script-to-setup/" target="_blank">
+    Playground 在线尝试
+  </a>
+</p>
 
 **origin code**
 ```html
diff --git a/playground/vite.config.ts b/playground/vite.config.ts
@@ -52,6 +52,7 @@ export default defineConfig(({ mode }) => {
     );
   }
   return {
+    base: "./",
     plugins,
     resolve: {
       alias: {

Original file line number	Diff line number	Diff line change
`@@ -52,6 +52,7 @@ export default defineConfig(({ mode }) => {`
`52`	`52`	`);`
`53`	`53`	`}`
`54`	`54`	`return {`
	`55`	`+ base: "./",`
`55`	`56`	`plugins,`
`56`	`57`	`resolve: {`
`57`	`58`	`alias: {`