feat: storybook 생성

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

@@ -0,0 +1,12 @@
+import tailwindcss from '@tailwindcss/vite'
+import { defineConfig } from 'vite'
+
+// Storybook 전용 Vite 설정 (React Router 플러그인 제외)
+export default defineConfig({
+  plugins: [tailwindcss()],
+  resolve: {
+    alias: {
+      '~': new URL('../app', import.meta.url).pathname,
+    },
+  },
+})