feat: storybook 추가

web-app/.storybook/vite.config.ts

@@ -1,9 +1,10 @@
 import tailwindcss from '@tailwindcss/vite'
+import react from '@vitejs/plugin-react'
 import { defineConfig } from 'vite'
 
 // Storybook 전용 Vite 설정 (React Router 플러그인 제외)
 export default defineConfig({
-  plugins: [tailwindcss()],
+  plugins: [react(), tailwindcss()],
   resolve: {
     alias: {
       '~': new URL('../app', import.meta.url).pathname,