feat: paginate customer orders and polish the dashboard hero

Add paged orders API and infinite scroll, short order numbers, and align the guest invite card with the logged-in hero shell.

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/api/src/modules/catalog/catalog.service.ts

@@ -143,7 +143,17 @@ export class CatalogService {
       where.title = { contains: query.search.trim(), mode: 'insensitive' };
     }
     if (query.categoryId) where.categoryId = query.categoryId;
-    if (query.brandId) where.brandId = query.brandId;
+    // Apps' filter sheet allows several brands at once. Accept a single id or
+    // a comma-separated list (`?brandId=a,b`) so Search does not have to fake
+    // multi-brand by loading the whole catalogue.
+    if (query.brandId) {
+      const brandIds = query.brandId
+        .split(',')
+        .map((s) => s.trim())
+        .filter(Boolean);
+      if (brandIds.length === 1) where.brandId = brandIds[0];
+      else if (brandIds.length > 1) where.brandId = { in: brandIds };
+    }
     if (query.collectionId) where.collections = { some: { collectionId: query.collectionId } };
 
     // A product is in range when at least ONE of its variants is, which is what