feat: Add Licenses page + SitePageSettingsService

- SitePageSettingsService: new gRPC client for simplified page settings
- Licenses.razor: new page showing license certificates from CMS
- RouteConstants: added Licenses route
- Footer + MainLayout: added Licenses navigation link
- Proto NuGet updated to 0.0.180

src/FrontOffice.Main/Shared/Footer.razor

@@ -55,6 +55,7 @@
                     <MudLink Href="@(RouteConstants.FAQ.Index)" Class="footer-link">سوالات متداول</MudLink>
                     <MudLink Href="@(RouteConstants.Contact.Index)" Class="footer-link">ارتباط با ما</MudLink>
                     <MudLink Href="@(RouteConstants.About.Index)" Class="footer-link">درباره ما</MudLink>
+                    <MudLink Href="@(RouteConstants.Licenses.Index)" Class="footer-link">مجوزها</MudLink>
                 </MudStack>
             </MudItem>
 

src/FrontOffice.Main/Shared/MainLayout.razor

@@ -73,6 +73,7 @@
                     <MudLink Href="@(RouteConstants.Blog.Index)" Typo="Typo.subtitle1" Class="mud-link">بلاگ</MudLink>
                     <MudLink Href="@(RouteConstants.Contact.Index)" Typo="Typo.subtitle1" Class="mud-link">ارتباط با ما</MudLink>
                     <MudLink Href="@(RouteConstants.About.Index)" Typo="Typo.subtitle1" Class="mud-link">درباره ما</MudLink>
+                    <MudLink Href="@(RouteConstants.Licenses.Index)" Typo="Typo.subtitle1" Class="mud-link">مجوزها</MudLink>
                 </div>
 
                 <div class="d-flex align-center gap-2">
@@ -191,6 +192,9 @@
                 <MudLink Href="@(RouteConstants.Contact.Index)" Typo="Typo.subtitle1" OnClick="() => _drawerOpen=false">
                     ارتباط با ما
                 </MudLink>
+                <MudLink Href="@(RouteConstants.Licenses.Index)" Typo="Typo.subtitle1" OnClick="() => _drawerOpen=false">
+                    مجوزها
+                </MudLink>
 
                 <MudDivider Class="my-2"/>
                 @if (_isAuthenticated)