feat(secrets): mount /admin/secrets + register secrets authz in CentralUI (ScadaBridge G-6 T7)

src/ZB.MOM.WW.ScadaBridge.CentralUI/Components/Layout/NavMenu.razor

@@ -18,6 +18,7 @@
                     <NavRailItem Href="/admin/ldap-mappings" Text="LDAP Mappings" />
                     <NavRailItem Href="/admin/sites" Text="Sites" />
                     <NavRailItem Href="/admin/api-keys" Text="API Keys" />
+                    <NavRailItem Href="/admin/secrets" Text="Secrets" />
                     @* Import Bundle requires Administrator only — Designer role is not sufficient.
                        Export Bundle lives in the Design section (RequireDesign). *@
                     <NavRailItem Href="/design/transport/import" Text="Import Bundle" />

src/ZB.MOM.WW.ScadaBridge.CentralUI/EndpointExtensions.cs

@@ -25,7 +25,9 @@ public static class EndpointExtensions
 
         endpoints.MapRazorComponents<TApp>()
             .AddInteractiveServerRenderMode()
-            .AddAdditionalAssemblies(typeof(MainLayout).Assembly);
+            .AddAdditionalAssemblies(
+                typeof(MainLayout).Assembly,
+                typeof(ZB.MOM.WW.Secrets.Ui.SecretsPage).Assembly);
 
         return endpoints;
     }

src/ZB.MOM.WW.ScadaBridge.CentralUI/ZB.MOM.WW.ScadaBridge.CentralUI.csproj

@@ -19,6 +19,7 @@
     <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Scripting" />
     <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" />
     <PackageReference Include="ZB.MOM.WW.Theme" />
+    <PackageReference Include="ZB.MOM.WW.Secrets.Ui" />
   </ItemGroup>
 
   <ItemGroup>