fix(public): distinguish unavailable data from empty results and missing pages

src/components/public/load-error.tsx

@@ -0,0 +1,14 @@
+"use client";
+import { useTranslations } from "next-intl";
+
+export function PublicLoadError({ href }: { href: string }) {
+	const t = useTranslations("publicData");
+	return (
+		<div role="alert" className="flex flex-wrap items-center gap-3">
+			<p>{t("loadError")}</p>
+			<a href={href} className="btn btn-outline">
+				{t("retry")}
+			</a>
+		</div>
+	);
+}