feat: refresh workspace header

tests/MBN_STOCK_WEBVIEW.LegacyWeb.Tests/LegacyWorkspaceLayoutContractTests.cs

@@ -171,6 +171,44 @@ public sealed class LegacyWorkspaceLayoutContractTests
             Markup);
     }
 
+    [Fact]
+    public void WorkspaceHeaderUsesModernSemanticLockupAndStableNativeStatusTarget()
+    {
+        Assert.Matches(
+            @"class=""brand""[^>]*role=""img""[^>]*aria-label=""매일경제TV VRi""[\s\S]*?" +
+            @"class=""brand-symbol""[\s\S]*?<svg",
+            Markup);
+        Assert.Matches(
+            @"class=""workspace-heading""[\s\S]*?class=""workspace-heading-icon""" +
+            @"[\s\S]*?<div class=""workspace-heading-copy"">[\s\S]*?" +
+            @"<small>현재 작업</small>[\s\S]*?id=""workspace-title""",
+            Markup);
+        Assert.Matches(
+            @"class=""playout-connection-summary""[\s\S]*?<small>송출 연결</small>" +
+            @"[\s\S]*?<strong>Tornado2</strong>[\s\S]*?id=""playout-connection-state""",
+            Markup);
+        Assert.Matches(
+            @"id=""playout-connection-state""[^>]*role=""status""" +
+            @"[^>]*aria-label=""Tornado2 연결 상태""[^>]*aria-live=""polite""" +
+            @"[^>]*aria-atomic=""true"">미연결</div>",
+            Markup);
+        Assert.Contains(".workspace-header::before", Styles, StringComparison.Ordinal);
+        Assert.Contains(".playlist-heading::before", Styles, StringComparison.Ordinal);
+        Assert.Contains(".connection-state::before", Styles, StringComparison.Ordinal);
+        Assert.Matches(
+            @"\.playout-connection-copy small\s*\{[^}]*color:\s*var\(--ui-text-muted\)",
+            Styles);
+        Assert.Contains(".connection-state.connected::before", Styles, StringComparison.Ordinal);
+        Assert.Contains(
+            ".connection-state.dry-run:not(.outcome-unknown)::before",
+            Styles,
+            StringComparison.Ordinal);
+        Assert.Contains(
+            "if (connection.textContent !== nextConnectionText)",
+            File.ReadAllText(Path.Combine(WebRoot, "playout-ui.js")),
+            StringComparison.Ordinal);
+    }
+
     [Fact]
     public void NavigationChangesPresentationWithoutNativeOrStoredState()
     {