NORY-15: implement infinite scroll for identities

dashboard/src/components/ui/spinner.tsx

@@ -0,0 +1,20 @@
+import { cn } from '@/lib/utils';
+import { RefObject } from 'react';
+
+export const Spinner = (
+    { className, ref }: { className?: string, ref: RefObject<any> },
+) => <svg
+    xmlns="http://www.w3.org/2000/svg"
+    width="24"
+    height="24"
+    viewBox="0 0 24 24"
+    fill="none"
+    stroke="currentColor"
+    strokeWidth="2"
+    strokeLinecap="round"
+    strokeLinejoin="round"
+    className={cn('animate-spin', className)}
+    ref={ref}
+>
+    <path d="M21 12a9 9 0 1 1-6.219-8.56"/>
+</svg>;