add react plugin

packages/remark-attachment-refs/vite.client.config.ts

@@ -1,9 +1,11 @@
+import react from '@vitejs/plugin-react';
 import { defineConfig } from 'vite';
 import dts from 'vite-plugin-dts';
 
 // https://vitejs.dev/config/
 export default defineConfig({
   plugins: [
+    react(),
     dts(),
   ],
   build: {