Splitting Mac archs

.github/workflows/cibuildwheels.yml

@@ -75,7 +75,22 @@ jobs:
   #        CIBW_TEST_REQUIRES: pytest blosc2
   #        CIBW_TEST_COMMAND: python -m pytest -m "not heavy" {project}/examples
           CIBW_BUILD_VERBOSITY: 1
-          CIBW_ARCHS_MACOS: "x86_64 arm64"
+          CIBW_ARCHS_MACOS: "x86_64"
+
+      - name: Build wheels (Mac OSX arm64)
+        if: runner.os != 'Windows' && runner.os != 'Linux'
+        run: |
+          python -m pip install cibuildwheel
+          python -m cibuildwheel --output-dir wheelhouse
+        env:
+          CIBW_BEFORE_BUILD: python -m pip install --upgrade pip && python -m pip install -r requirements-build.txt
+          CIBW_BUILD: 'cp38-* cp39-* cp310-* cp311-*'
+          CIBW_SKIP: '*-manylinux*_i686 *-musllinux_* ${{ env.CIBW_SKIP}}'
+          CIBW_ARCHS_LINUX: ${{ matrix.arch }}
+  #        CIBW_TEST_REQUIRES: pytest blosc2
+  #        CIBW_TEST_COMMAND: python -m pytest -m "not heavy" {project}/examples
+          CIBW_BUILD_VERBOSITY: 1
+          CIBW_ARCHS_MACOS: "arm64"
 
       - name: Upload wheels
         uses: actions/upload-artifact@v3