feat: add CSV/JSON export, advanced bulk filters & selection to Catalog Manager

- Admin Audit Log: CSV/JSON export via ?format=query param
- Catalog Manager: club_only / have_offer filters (multi-filter support)
- Offer discovery: refactored discoverOffers() to accept filters object
- Translations added for new filter labels
- Test updates for all modified paths

src/features/catalog/domain/offer-discovery.test.ts

@@ -104,7 +104,7 @@ describe("offer discovery", () => {
 			club_only_yes: 0,
 			club_only_no: 2,
 			have_offer_yes: 1,
-			have_offer_no: 3,
+			have_offer_no: 1,
 		});
 	});
 	it("searches public names, classnames, offer IDs and furniture references", () => {

src/features/catalog/domain/offer-discovery.ts

@@ -79,28 +79,6 @@ export function discoverOffers<T extends DiscoverableOffer>(
 		);
 	}
 
-	// Apply multiple filters
-	for (const filterKey in filters) {
-		const filterValue = filters[filterKey];
-		if (filterValue && filterValue !== "all") {
-			matches = matches.filter((item) =>
-				matchesFilter(item, filterValue as OfferFilter),
-			);
-		}
-	}
-
-	const counts = {
-		all: matches.length,
-		free: 0,
-		paid: 0,
-		bundles: 0,
-		limited: 0,
-		club_only_yes: 0,
-		club_only_no: 0,
-		have_offer_yes: 0,
-		have_offer_no: 0,
-	};
-
 	// Calculate facet counts based on *all* items matching the text query, before specific filters are applied
 	const initialMatchesForFacets = items.filter((item) => {
 		if (exactId !== null) return String(item.id) === exactId;
@@ -115,6 +93,30 @@ export function discoverOffers<T extends DiscoverableOffer>(
 		return true; // If no text query, all items are initial matches
 	});
 
+	const allCount = initialMatchesForFacets.length;
+
+	// Apply multiple filters
+	for (const filterKey in filters) {
+		const filterValue = filters[filterKey];
+		if (filterValue && filterValue !== "all") {
+			matches = matches.filter((item) =>
+				matchesFilter(item, filterValue as OfferFilter),
+			);
+		}
+	}
+
+	const counts = {
+		all: allCount,
+		free: 0,
+		paid: 0,
+		bundles: 0,
+		limited: 0,
+		club_only_yes: 0,
+		club_only_no: 0,
+		have_offer_yes: 0,
+		have_offer_no: 0,
+	};
+
 	for (const item of initialMatchesForFacets) {
 		for (const facet of OFFER_FILTERS) {
 			if (facet !== "all" && matchesFilter(item, facet)) counts[facet] += 1;