docs: add open in stacklitz button in README (#11010)

* Add open in stackblitz

* Update README

* Update README.md

Co-authored-by: neverland <[email protected]>

* Update README.zh-CN.md

Co-authored-by: neverland <[email protected]>

---------

Co-authored-by: neverland <[email protected]>

Author: CPunisher

README.md

@@ -43,6 +43,15 @@ Rstack is a unified JavaScript toolchain built around Rspack, with high performa
 
 ## Getting started
 
+<p>
+  <a target="_blank" href="https://stackblitz.com/fork/github/rspack-contrib/rspack-stackblitz-example">
+    <img
+      alt="Open in StackBlitz"
+      src="https://developer.stackblitz.com/img/open_in_stackblitz.svg"
+    />
+  </a>
+</p>
+
 See [Quick start](https://rspack.rs/guide/start/quick-start).
 
 ## Contribution

README.zh-CN.md

@@ -43,6 +43,15 @@ Rstack 是一个围绕 Rspack 打造的 JavaScript 统一工具链，具有优
 
 ## 快速上手
 
+<p>
+  <a target="_blank" href="https://stackblitz.com/fork/github/rspack-contrib/rspack-stackblitz-example">
+    <img
+      alt="Open in StackBlitz"
+      src="https://developer.stackblitz.com/img/open_in_stackblitz.svg"
+    />
+  </a>
+</p>
+
 请阅读[快速上手](https://rspack.rs/zh/guide/start/quick-start)。
 
 ## 参与贡献