fix: add overflow-auto to sidebar navigation (#8521)

When sidebar content overflows the viewport on desktop, users cannot scroll
to see hidden items. Add flex-1 + overflow-y-auto + scroll-smooth to make
the sidebar independently scrollable within the page layout.

Co-Authored-By: Claude Opus 4.7 <[email protected]>

Author: 7487

packages/ui-components/src/Containers/Sidebar/index.module.css

@@ -20,10 +20,13 @@
     dark:border-neutral-900
     dark:bg-neutral-950;
 
-  .navigation {
-    @apply ml:flex
+   .navigation {
+     @apply ml:flex
+      flex-1
+      overflow-y-auto
+      scroll-smooth
       hidden;
-  }
+   }
 
   .mobileSelect {
     @apply ml:hidden