feat(component): add storybook (#5079)

packages/frontend/component/src/ui/loading/loading.stories.tsx

@@ -0,0 +1,13 @@
+import type { Meta, StoryFn } from '@storybook/react';
+
+import { Loading, type LoadingProps } from '.';
+
+export default {
+  title: 'UI/Loading',
+  component: Loading,
+} satisfies Meta<typeof Loading>;
+
+const Template: StoryFn<LoadingProps> = args => <Loading {...args} />;
+
+export const Default: StoryFn<LoadingProps> = Template.bind(undefined);
+Default.args = {};