Polish catalog studio: undo delete, save status pill, faster totals

src/app/admin/catalog/page.tsx

@@ -1,5 +1,6 @@
 import { asc, count, eq, or } from "drizzle-orm";
 import { Crown, Store, Wrench } from "lucide-react";
+import { unstable_cache } from "next/cache";
 import Link from "next/link";
 import { redirect } from "next/navigation";
 import { getTranslations } from "next-intl/server";
@@ -42,6 +43,12 @@ async function loadTotals(catalogType: "normal" | "bc"): Promise<Totals> {
 	};
 }
 
+const getCachedTotals = unstable_cache(
+	async (catalogType: "normal" | "bc") => loadTotals(catalogType),
+	["admin-catalog-totals"],
+	{ revalidate: 30 },
+);
+
 async function loadRootPages(catalogType: "normal" | "bc"): Promise<RootTab[]> {
 	const pagesTable = catalogType === "bc" ? CatalogPagesBc : CatalogPages;
 	const rootRaw = await db
@@ -78,7 +85,7 @@ export default async function CatalogPagesPage({
 	const catalogType = sp.catalog === "bc" ? "bc" : "normal";
 
 	const [totals, rootPages] = await Promise.all([
-		loadTotals(catalogType),
+		getCachedTotals(catalogType),
 		loadRootPages(catalogType),
 	]);