docs: add badges in README.md

Author: KazariEX

.github/workflows/extension-build.yml

@@ -27,5 +27,5 @@ jobs:
       - name: Upload Artifact
         uses: actions/upload-artifact@v4
         with:
-          name: Extension
+          name: extensions
           path: ./extensions/vscode/volar-*.vsix

README.md

@@ -1,5 +1,12 @@
 # Vue Language Tools
 
+<p>
+  <a href="https://marketplace.visualstudio.com/items?itemName=Vue.volar"><img src="https://img.shields.io/visual-studio-marketplace/v/Vue.volar?labelColor=18181B&color=1584FC" alt="Version"></a>
+  <a href="https://marketplace.visualstudio.com/items?itemName=Vue.volar"><img src="https://img.shields.io/visual-studio-marketplace/i/Vue.volar?labelColor=18181B&color=1584FC" alt="Downloads"></a>
+  <a href="https://github.com/vuejs/language-tools/tree/master/LICENSE"><img src="https://img.shields.io/github/license/vuejs/language-tools.svg?labelColor=18181B&color=1584FC" alt="License"></a>
+  <a href="https://nightly.link/vuejs/language-tools/workflows/extension-build/master/extensions.zip"><img src="https://img.shields.io/badge/Nightly%20Build-18181B" alt="Nightly Build"></a>
+</p>
+
 > ⚡ High-performance Vue language tooling based-on [Volar.js](https://volarjs.dev/)
 
 💬 **#language-tools** on our [Discord Server](https://discord.gg/vue)