refactor(admin): replace AdminPageTitleContext with direct registry lookup for breadcrumbs

src/features/admin/components/AdminTop.js

@@ -5,12 +5,10 @@ import { Menu, MenuButton, MenuItem, MenuItems, Transition } from '@headlessui/r
 import { ChevronDownIcon, User03Icon, DashboardSquare03Icon } from '@zen/core/shared/icons';
 import { UserAvatar } from '@zen/core/shared/components';
 import { useRouter, usePathname } from 'next/navigation';
-import { getPages } from '../registry.js';
-import { useAdminPageTitle } from './AdminPageTitleContext.js';
+import { getPage, getPages } from '../registry.js';
 import { useTheme, getThemeIcon } from '@zen/core/themes';
 
 const AdminTop = ({ isMobileMenuOpen, setIsMobileMenuOpen, user, onLogout, appName = 'ZEN', navigationSections = [] }) => {
-    const { title: currentPageTitle } = useAdminPageTitle();
     const router = useRouter();
     const pathname = usePathname();
 
@@ -40,21 +38,17 @@ const AdminTop = ({ isMobileMenuOpen, setIsMobileMenuOpen, user, onLogout, appNa
     const buildBreadcrumbs = () => {
         const crumbs = [{ icon: DashboardSquare03Icon, href: '/admin/dashboard' }];
         const after = pathname.replace(/^\/admin\/?/, '');
-        if (!after) {
-            crumbs.push({ label: currentPageTitle });
-            return crumbs;
-        }
-
         const segments = after.split('/').filter(Boolean);
-        if (!segments.length || (segments[0] === 'dashboard' && segments.length === 1)) {
-            crumbs.push({ label: currentPageTitle });
+        const [first, second] = segments;
+        const pageTitle = getPage(first || 'dashboard')?.title || '';
+
+        if (!after || !segments.length || (segments[0] === 'dashboard' && segments.length === 1)) {
+            crumbs.push({ label: pageTitle });
             return crumbs;
         }
 
-        const [first, second] = segments;
-
         if (first === 'profile') {
-            crumbs.push({ label: currentPageTitle });
+            crumbs.push({ label: pageTitle });
             return crumbs;
         }