feat(mobile): sign in page (#8039)

fix AF-1237

packages/frontend/component/src/components/auth-components/index.tsx

@@ -15,3 +15,4 @@ export * from './sign-in-page-container';
 export * from './sign-in-success-page';
 export * from './sign-up-page';
 export type { User } from './type';
+export * from './utils';