fix: stop giving reservers edit access when they save a wishlist

src/lib/server/schema.ts

@@ -134,6 +134,7 @@ export const savedWishlists = pgTable('saved_wishlists', {
 	wishlistId: text('wishlist_id')
 		.notNull()
 		.references(() => wishlists.id, { onDelete: 'cascade' }),
+	ownerToken: text('owner_token'), // Stores the owner token if user has edit access (claimed via edit link)
 	isFavorite: boolean('is_favorite').default(false).notNull(),
 	createdAt: timestamp('created_at').defaultNow().notNull()
 });