feat(ui): mağazalar sayfası, ürün kataloğu ve ürün tipi detayında ürünler

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/components/layout/nav-config.ts

@@ -8,6 +8,7 @@ import {
   Package,
   Settings,
   ShoppingCart,
+  Store,
   Tags,
   Target,
   UserCog,
@@ -27,7 +28,7 @@ export type NavItem = {
 
 /** Şu an tamamlanmış en yüksek faz — sayfalar eklendikçe artar. */
 /** Alt fazlar ondalıkla: 6.1 = Faz 6a. */
-export const CURRENT_PHASE = 11.2;
+export const CURRENT_PHASE = 12.1;
 
 export const isAvailable = (item: NavItem) => item.phase <= CURRENT_PHASE;
 
@@ -41,6 +42,7 @@ export const MAIN_NAV: NavItem[] = [
   { href: "/birikim", label: tr.nav.savings, icon: Coins, phase: 9.1 },
   { href: "/butce", label: tr.nav.budget, icon: Target, phase: 10.1 },
   { href: "/stok", label: tr.nav.stock, icon: Package, phase: 11.1 },
+  { href: "/magazalar", label: tr.nav.stores, icon: Store, phase: 12.1 },
   { href: "/alisveris", label: tr.nav.shopping, icon: ShoppingCart, phase: 13 },
   { href: "/raporlar", label: tr.nav.reports, icon: ChartColumn, phase: 14 },
   { href: "/ayarlar", label: tr.nav.settings, icon: Settings, phase: 5 },