feat(admin): expand/collapse all sidebar groups with scrollable nav

Co-authored-by: Cursor <[email protected]>

src/components/admin/admin-mobile-wrapper.tsx

@@ -84,7 +84,7 @@ export function AdminMobileWrapper({
 
 					{/* Sidebar */}
 					<div
-						className={`fixed inset-y-0 left-0 z-50 w-[260px] lg:!relative lg:!translate-x-0 lg:!min-h-screen ${
+						className={`fixed inset-y-0 left-0 z-50 flex h-full w-[260px] flex-col overflow-hidden lg:!relative lg:!min-h-screen lg:!translate-x-0 ${
 							open ? "translate-x-0" : "-translate-x-full"
 						}`}
 						style={{ transition: "transform 300ms ease-in-out" }}