feat: remove price and currency fields from frontend and backend

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

app/[slug]/page.tsx

@@ -125,13 +125,6 @@ function PublicWishlistContent() {
     return item.remainingQuantity > 0 || my || item.id === justClaimedItemId;
   });
 
-  const formatPrice = (price: number | null, currency: string) => {
-    if (!price) return null;
-    return new Intl.NumberFormat('pt-BR', {
-      style: 'currency',
-      currency: currency || 'BRL',
-    }).format(price);
-  };
 
   if (isLoading) {
     return (
@@ -288,9 +281,6 @@ function PublicWishlistContent() {
                                   <span className="text-indigo-600 dark:text-indigo-400 hover:text-indigo-800 dark:hover:text-indigo-300 font-medium">
                                     {url.label}
                                   </span>
-                                  <span className="text-gray-900 dark:text-white font-bold text-lg">
-                                    {item.price && formatPrice(item.price, item.currency)}
-                                  </span>
                                 </a>
                               ))}
                             </div>