initial: standalone repo from monorepo split

src/components/ui/empty-state.tsx

@@ -0,0 +1,23 @@
+interface EmptyStateProps {
+  icon?: React.ReactNode;
+  title: string;
+  description?: string;
+  action?: React.ReactNode;
+}
+
+export function EmptyState({ icon, title, description, action }: EmptyStateProps) {
+  return (
+    <div className="flex flex-col items-center justify-center py-12 text-center" role="status">
+      {icon && (
+        <div className="w-12 h-12 rounded-full bg-surface-100 flex items-center justify-center text-surface-400 mb-4">
+          {icon}
+        </div>
+      )}
+      <h3 className="text-sm font-semibold text-surface-700">{title}</h3>
+      {description && (
+        <p className="mt-1 text-sm text-surface-400 max-w-sm">{description}</p>
+      )}
+      {action && <div className="mt-4">{action}</div>}
+    </div>
+  );
+}