Unify workspace dropdowns; Update layouts (#458)

Unified Account and Workspace drop-downs; Layout updates, now header lives within the PageBody component; Sidebars now use floating variant

apps/web/app/[locale]/home/[account]/_components/team-account-layout-page-header.tsx

@@ -0,0 +1,13 @@
+import { PageHeader } from '@kit/ui/page';
+
+export function TeamAccountLayoutPageHeader(
+  props: React.PropsWithChildren<{
+    title: string | React.ReactNode;
+    description: string | React.ReactNode;
+    account: string;
+  }>,
+) {
+  return (
+    <PageHeader description={props.description}>{props.children}</PageHeader>
+  );
+}