fix: resolve TypeScript type-check errors

- Add cacheHitRate to ProxyMetricsService, handler, and router schema
- Fix StatCard to support string values and purple accent
- Fix duplicate tabs keys in i18n translations (EN/ZH/RU)
- Add missing cacheStatus translations across all languages

tools/wix314/sdk/inc/wuautil.h

@@ -0,0 +1,19 @@
+#pragma once
+// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
+
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+HRESULT DAPI WuaPauseAutomaticUpdates();
+
+HRESULT DAPI WuaResumeAutomaticUpdates();
+
+HRESULT DAPI WuaRestartRequired(
+    __out BOOL* pfRestartRequired
+    );
+
+#if defined(__cplusplus)
+}
+#endif