feat(centralui): MainLayout/NavMenu delegate to ZB.MOM.WW.Theme ThemeShell + kit nav

tests/ZB.MOM.WW.ScadaBridge.CentralUI.Tests/Pages/AuditLogPageScaffoldTests.cs

@@ -103,15 +103,18 @@ public class AuditLogPageScaffoldTests : BunitContext
     }
 
     /// <summary>
-    /// Clicks the collapsible section header whose title matches, expanding it.
-    /// Nav sections are collapsed by default, so a section's items are only in
-    /// the DOM once expanded.
+    /// Asserts the named rail section is present. After the ZB.MOM.WW.Theme
+    /// adoption (Task 2.4) nav sections are the kit's <c>NavRailSection</c> —
+    /// native <c>&lt;details class="rail-section"&gt;</c> disclosures that are
+    /// open by default, so a section's items are already in the DOM (no click
+    /// needed, no JS). This helper just confirms the section's
+    /// <c>summary.rail-eyebrow-toggle</c> eyebrow exists for the given title.
     /// </summary>
     private static void ExpandNavSection(IRenderedComponent<NavMenu> cut, string title)
     {
-        var toggle = cut.FindAll("button.nav-section-toggle")
-            .Single(b => b.TextContent.Contains(title, StringComparison.Ordinal));
-        toggle.Click();
+        Assert.Contains(
+            cut.FindAll("details.rail-section > summary.rail-eyebrow-toggle"),
+            s => s.TextContent.Contains(title, StringComparison.Ordinal));
     }
 
     [Fact]