fix: improvements for frontend

apps/start/src/components/column-created-at.tsx

@@ -0,0 +1,18 @@
+import { formatDateTime, timeAgo } from '@/utils/date';
+
+export function ColumnCreatedAt({ children }: { children: Date | string }) {
+  return (
+    <div className="relative">
+      <div className="absolute inset-0 opacity-0 group-hover/row:opacity-100 transition-opacity duration-100">
+        {formatDateTime(
+          typeof children === 'string' ? new Date(children) : children,
+        )}
+      </div>
+      <div className="text-muted-foreground group-hover/row:opacity-0 transition-opacity duration-100">
+        {timeAgo(typeof children === 'string' ? new Date(children) : children)}
+      </div>
+    </div>
+  );
+}
+
+ColumnCreatedAt.size = 150;