fix: windows build

CMakeLists.txt

@@ -6,6 +6,11 @@ project (llama-node)
 
 set(CMAKE_CXX_STANDARD 17)
 
+execute_process(COMMAND
+  git apply ${CMAKE_CURRENT_SOURCE_DIR}/scripts/ggml-cpu-CMakeLists.txt.patch
+  WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+)
+
 if(NOT DEFINED napi_build_version)
   set(napi_build_version 6)
 endif()

scripts/ggml-cpu-CMakeLists.txt.patch

@@ -0,0 +1,13 @@
+diff --git a/src/llama.cpp/ggml/src/ggml-cpu/CMakeLists.txt b/src/llama.cpp/ggml/src/ggml-cpu/CMakeLists.txt
+index f0aecac1..53dffd55 100644
+--- a/src/llama.cpp/ggml/src/ggml-cpu/CMakeLists.txt
++++ b/src/llama.cpp/ggml/src/ggml-cpu/CMakeLists.txt
+@@ -80,7 +80,7 @@ function(ggml_add_cpu_backend_variant_impl tag_name)
+         message(STATUS "ARM detected")
+
+         if (MSVC AND NOT CMAKE_C_COMPILER_ID STREQUAL "Clang")
+-            message(FATAL_ERROR "MSVC is not supported for ARM, use clang")
++            list(APPEND ARCH_FLAGS /arch:armv8.7)
+         else()
+             check_cxx_compiler_flag(-mfp16-format=ieee GGML_COMPILER_SUPPORTS_FP16_FORMAT_I3E)
+             if (NOT "${GGML_COMPILER_SUPPORTS_FP16_FORMAT_I3E}" STREQUAL "")