feat: add date picker (#2644)

Co-authored-by: himself65 <himself65@outlook.com>

packages/storybook/src/stories/datepicker.stories.tsx

@@ -0,0 +1,13 @@
+import { AFFiNEDatePicker } from '@affine/component/date-picker';
+import type { StoryFn } from '@storybook/react';
+import { useState } from 'react';
+
+export default {
+  title: 'AFFiNE/AFFiNEDatePicker',
+  component: AFFiNEDatePicker,
+};
+
+export const Default: StoryFn = () => {
+  const [value, setValue] = useState<string>(new Date().toString());
+  return <AFFiNEDatePicker value={value} onChange={setValue} />;
+};