feat: full FrontOffice updates - discount store, blog, payment gateway, UI improvements

- Discount store pages (products, cart, orders, order detail)
- Blog pages and services
- Payment gateway callback page
- AppImage component, EmptyState, LoadingState, PageHeader
- DiscountCartService, DiscountOrderService, DiscountProductService
- BlogCategoryService, BlogPostService, SitePageService, ImageCacheService
- PhoneVerifyForm component
- Profile Hub page
- UI/UX improvements across all pages
- landing.js for homepage
- Config and routing updates

src/FrontOffice.Main/Pages/About.razor.cs

@@ -1,8 +1,37 @@
+using FrontOffice.Main.Utilities;
+
 namespace FrontOffice.Main.Pages;
+
 public partial class About
 {
-    private void ScrollToContact()
+    private bool _loading = true;
+    private SitePageDto? _page;
+    private SitePageSectionDto? _visionSection;
+    private SitePageSectionDto? _missionSection;
+    private List<SitePageSectionDto> _valueSections = new();
+    private List<SitePageSectionDto> _teamSections = new();
+
+    protected override async Task OnInitializedAsync()
     {
-        // TODO: Implement smooth scroll to contact section
+        try
+        {
+            _page = await SitePageService.GetByKeyAsync("about");
+
+            if (_page != null)
+            {
+                _visionSection = _page.GetSection("vision");
+                _missionSection = _page.GetSection("mission");
+                _valueSections = _page.GetSections("value-").ToList();
+                _teamSections = _page.GetSections("team-").ToList();
+            }
+        }
+        catch
+        {
+            // Fallback: page remains null → hardcoded content will render
+        }
+        finally
+        {
+            _loading = false;
+        }
     }
 }