feat: 공통 컴포넌트 추가 생성

web-app/app/shared/components/breadcrumbs/index.ts

@@ -0,0 +1,5 @@
+import type { BreadcrumbsProps } from './Breadcrumbs';
+import InternalBreadcrumbs from './Breadcrumbs';
+
+export type { BreadcrumbsProps };
+export const Breadcrumbs = InternalBreadcrumbs;