fix rosetta not used

.github/workflows/release.yml

@@ -56,6 +56,9 @@ jobs:
 
   build-macos:
     runs-on: macos-latest
+    strategy:
+      matrix:
+        arch: [x86_64, arm64]   # build both architectures
     steps:
       - uses: actions/checkout@v3
         with:
@@ -73,18 +76,38 @@ jobs:
         run: |
           python -m pip install --upgrade pip
           pip install conan
-          conan profile detect
+          if [ "${{ matrix.arch }}" = "x86_64" ] && [ "$(uname -m)" = "arm64" ]; then
+            arch -x86_64 conan profile detect
+          else
+            conan profile detect
+          fi
 
       - name: Build
         run: |
-          conan install . --build=missing
-          conan build .
+          BUILD_DIR="build_${{ matrix.arch }}"
+          mkdir -p "$BUILD_DIR"
+          cd "$BUILD_DIR"
+
+          # Use Rosetta for x86_64 builds on Apple Silicon
+          if [ "${{ matrix.arch }}" = "x86_64" ] && [ "$(uname -m)" = "arm64" ]; then
+            arch -x86_64 bash -c "
+              export CMAKE_OSX_ARCHITECTURES=x86_64
+              conan install .. --build=missing
+              conan build ..
+            "
+          else
+            export CMAKE_OSX_ARCHITECTURES="${{ matrix.arch }}"
+            conan install .. --build=missing
+            conan build ..
+          fi
+
+          cd ..
 
       - name: Package
         run: |
           TAG=${GITHUB_REF##refs/tags/}
-          OS=$(uname -s | tr '[:upper:]' '[:lower:]')
-          ARCH=$(uname -m)
+          OS="macos"
+          ARCH="${{ matrix.arch }}"
           FOLDER="chloride-$TAG-$OS-$ARCH"
           TAR="$FOLDER.tar.gz"
           mv build/bin "$FOLDER"
@@ -95,7 +118,7 @@ jobs:
       - name: Upload artifact
         uses: actions/upload-artifact@v4
         with:
-          name: macos-artifact
+          name: macos-${{ matrix.arch }}-artifact
           path: ${{ env.TAR_NAME }}
 
   build-windows:
@@ -136,7 +159,7 @@ jobs:
       - name: Package
         run: |
           TAG=${GITHUB_REF##refs/tags/}
-          OS=$(uname -s | tr '[:upper:]' '[:lower:]')
+          OS="windows"
           ARCH=$(uname -m)
           FOLDER="chloride-$TAG-$OS-$ARCH"
           TAR="$FOLDER.tar.gz"