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/osutil.h

@@ -0,0 +1,39 @@
+#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.
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef enum OS_VERSION
+{
+    OS_VERSION_UNKNOWN,
+    OS_VERSION_WINNT,
+    OS_VERSION_WIN2000,
+    OS_VERSION_WINXP,
+    OS_VERSION_WIN2003,
+    OS_VERSION_VISTA,
+    OS_VERSION_WIN2008,
+    OS_VERSION_WIN7,
+    OS_VERSION_WIN2008_R2,
+    OS_VERSION_FUTURE
+} OS_VERSION;
+
+void DAPI OsGetVersion(
+    __out OS_VERSION* pVersion,
+    __out DWORD* pdwServicePack
+    );
+HRESULT DAPI OsCouldRunPrivileged(
+    __out BOOL* pfPrivileged
+    );
+HRESULT DAPI OsIsRunningPrivileged(
+    __out BOOL* pfPrivileged
+    );
+HRESULT DAPI OsIsUacEnabled(
+    __out BOOL* pfUacEnabled
+    );
+
+#ifdef __cplusplus
+}
+#endif