feat(ScrollArea): add shadcn scroll area to layout

src/shared/shadcn/ui/scroll-area/index.ts

@@ -0,0 +1,10 @@
+import Scrollbar from './scroll-area-scrollbar.svelte';
+import Root from './scroll-area.svelte';
+
+export {
+    Root,
+    // ,
+    Root as ScrollArea,
+    Scrollbar,
+    Scrollbar as ScrollAreaScrollbar,
+};