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/rexutil.h

@@ -0,0 +1,54 @@
+#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.
+
+
+#include <sys\stat.h>
+#include <fdi.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// defines
+#define FILETABLESIZE 40
+
+// structs
+struct MEM_FILE 
+{
+    LPCBYTE vpStart;
+    UINT  uiCurrent;
+    UINT  uiLength;
+};
+
+typedef enum FAKE_FILE_TYPE { NORMAL_FILE, MEMORY_FILE } FAKE_FILE_TYPE;
+
+typedef HRESULT (*REX_CALLBACK_PROGRESS)(BOOL fBeginFile, LPCWSTR wzFileId, LPVOID pvContext);
+typedef VOID (*REX_CALLBACK_WRITE)(UINT cb);
+
+
+struct FAKE_FILE // used __in internal file table
+{
+    BOOL fUsed;
+    FAKE_FILE_TYPE fftType;
+    MEM_FILE mfFile; // State for memory file
+    HANDLE hFile; // Handle for disk  file
+};
+
+// functions
+HRESULT RexInitialize();
+void RexUninitialize();
+
+HRESULT RexExtract(
+    __in_z LPCSTR szResource,
+    __in_z LPCWSTR wzExtractId,
+    __in_z LPCWSTR wzExtractDir,
+    __in_z LPCWSTR wzExtractName,
+    __in REX_CALLBACK_PROGRESS pfnProgress,
+    __in REX_CALLBACK_WRITE pfnWrite,
+    __in LPVOID pvContext
+    );
+
+#ifdef __cplusplus
+}
+#endif
+