fix(housekeeping): secure radio settings cache

src/app/admin/radio/settings/page.tsx

@@ -356,8 +356,25 @@ const GROUPS: Group[] = [
 
 const CURATED_KEYS = new Set(GROUPS.flatMap((g) => g.fields.map((f) => f.key)));
 
-export default async function AdminRadioSettingsPage() {
+export default async function AdminRadioSettingsPage({
+	searchParams,
+}: {
+	searchParams: Promise<{
+		saved?: string;
+		partial?: string;
+		error?: string;
+	}>;
+}) {
 	const t = await getTranslations("pages.admin.radio");
+	const noticeParams = await searchParams;
+	const notice =
+		noticeParams.error === "1"
+			? "Radio settings were not saved. Check the submitted fields and try again."
+			: noticeParams.partial === "1"
+				? "Radio settings were saved, but cached data could not be refreshed. Refresh the page before saving again."
+				: noticeParams.saved === "1"
+					? "Radio settings saved."
+					: null;
 
 	let values: Map<string, string> = new Map();
 	let dbError = false;
@@ -398,6 +415,11 @@ export default async function AdminRadioSettingsPage() {
 
 	return (
 		<main>
+			{notice ? (
+				<div className="admin-card mb-6">
+					<p className="text-sm m-0">{notice}</p>
+				</div>
+			) : null}
 			{dbError ? (
 				<div className="admin-card mb-6">
 					<p className="text-xs theme-text-muted dark:theme-text-muted m-0">