fix

Author: KSemenenko

.github/workflows/ci.yml

@@ -31,6 +31,18 @@ jobs:
       - name: Install CMake
         run: brew install cmake
 
+      - name: Build native stub library
+        run: |
+          cmake -S native -B native/build -DCMAKE_BUILD_TYPE=Release
+          cmake --build native/build --target mlxsharp --config Release
+          mkdir -p src/MLXSharp.Native/runtimes/osx-arm64/native
+          cp native/build/libmlxsharp.dylib src/MLXSharp.Native/runtimes/osx-arm64/native/
+          echo "Native library built:"
+          ls -la src/MLXSharp.Native/runtimes/osx-arm64/native/
+
+      - name: Rebuild solution with native libraries
+        run: dotnet build MLXSharp.sln --configuration Release --no-restore
+
       - name: Setup Python for HuggingFace
         uses: actions/setup-python@v5
         with:
@@ -46,16 +58,6 @@ jobs:
           echo "Model files:"
           ls -la models/Qwen1.5-0.5B-Chat-4bit/
 
-      - name: Build native stub library
-        run: |
-          cmake -S native -B native/build -DCMAKE_BUILD_TYPE=Release
-          cmake --build native/build --target mlxsharp --config Release
-          mkdir -p src/MLXSharp.Native/runtimes/osx-arm64/native
-          cp native/build/libmlxsharp.dylib src/MLXSharp.Native/runtimes/osx-arm64/native/
-
-      - name: Rebuild with native libraries
-        run: dotnet build MLXSharp.sln --configuration Release --no-restore
-
       - name: Copy native library to test output
         run: |
           TEST_OUTPUT="src/MLXSharp.Tests/bin/Release/net9.0"
@@ -76,10 +78,12 @@ jobs:
           cp src/MLXSharp.Native/runtimes/osx-arm64/native/libmlxsharp.dylib artifacts/native/
 
       - name: Pack MLXSharp library
-        run: dotnet pack src/MLXSharp/MLXSharp.csproj --configuration Release --output artifacts/packages
+        run: dotnet pack src/MLXSharp/MLXSharp.csproj --configuration Release --output artifacts/packages \
+          -p:MLXSharpMacNativeBinary=$GITHUB_WORKSPACE/native/build/libmlxsharp.dylib
 
       - name: Pack MLXSharp.SemanticKernel library
-        run: dotnet pack src/MLXSharp.SemanticKernel/MLXSharp.SemanticKernel.csproj --configuration Release --output artifacts/packages
+        run: dotnet pack src/MLXSharp.SemanticKernel/MLXSharp.SemanticKernel.csproj --configuration Release --output artifacts/packages \
+          -p:MLXSharpMacNativeBinary=$GITHUB_WORKSPACE/native/build/libmlxsharp.dylib
 
       - name: Verify package contains native libraries
         run: |

src/MLXSharp/MLXSharp.csproj

@@ -14,6 +14,29 @@
                       IncludeAssets="none" />
   </ItemGroup>
 
+  <PropertyGroup>
+    <MLXSharpMacNativeBinary Condition="'$(MLXSharpMacNativeBinary)' == ''">$(MSBuildProjectDirectory)..\..\native\build\libmlxsharp.dylib</MLXSharpMacNativeBinary>
+    <MLXSharpMacNativeDestination>..\MLXSharp.Native\runtimes\osx-arm64\native\libmlxsharp.dylib</MLXSharpMacNativeDestination>
+    <MLXSharpSkipMacNativeValidation Condition="'$(MLXSharpSkipMacNativeValidation)' == ''">false</MLXSharpSkipMacNativeValidation>
+  </PropertyGroup>
+
+  <Target Name="EnsureMacNativeBinary"
+          BeforeTargets="Pack"
+          Condition="'$(MSBuildProjectFullPath)' == '$(MSBuildThisFileFullPath)'">
+    <ItemGroup>
+      <_MacNativeSource Include="$(MLXSharpMacNativeBinary)"
+                        Condition="Exists('$(MLXSharpMacNativeBinary)')" />
+    </ItemGroup>
+
+    <Copy SourceFiles="@(_MacNativeSource)"
+          DestinationFiles="$(MLXSharpMacNativeDestination)"
+          SkipUnchangedFiles="true"
+          Condition="'@(_MacNativeSource)' != ''" />
+
+    <Error Condition="'$(MLXSharpSkipMacNativeValidation)' != 'true' and !Exists('$(MLXSharpMacNativeDestination)')"
+           Text="libmlxsharp.dylib is missing. Build the native library or supply MLXSharpMacNativeBinary before packing." />
+  </Target>
+
   <!-- Include native binaries from MLXSharp.Native project into this package -->
   <ItemGroup>
     <None Include="..\MLXSharp.Native\runtimes\**\*.*"