feat: storybook 추가

web-app/package.json

@@ -13,6 +13,7 @@
     "build-storybook": "storybook build"
   },
   "dependencies": {
+    "@internationalized/date": "^3.12.0",
     "@react-router/node": "7.14.0",
     "@react-router/serve": "7.14.0",
     "axios": "^1.15.0",
@@ -42,6 +43,7 @@
     "@types/node": "^24.12.2",
     "@types/react": "^19.2.14",
     "@types/react-dom": "^19.2.3",
+    "@vitejs/plugin-react": "^6.0.1",
     "eslint": "^10.2.0",
     "eslint-plugin-react-hooks": "^7.0.1",
     "eslint-plugin-unused-imports": "^4.4.1",