github actions: fixes for trying to build all wheels using cibuildwheel

.github/workflows/build_wheels.yml

@@ -3,19 +3,14 @@ name: Build wheels
 on: [push, pull_request] 
 
 jobs:
-  build_wheels:
+  build_wheels_linux:
     name: ${{ matrix.os }}-${{ matrix.architecture }}
     runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, macos-latest]
-        architecture: [x86_64]
-        include:
-          - os: ubuntu-latest
-            architecture: aarch64
-          - os: macos-latest
-            architecture: arm64
+        architecture: [x86_64, aarch64]
 
     steps:
       - name: Checkout repository
@@ -25,6 +20,50 @@ jobs:
         run: |
           python -m pip install --upgrade pip
           pip install cibuildwheel
+          
+      - name: Setup variables for aarch64
+        if: matrix.architecture == 'aarch64'
+        env:
+          CIBW_PLATFORM: "linux_aarch64"
+          CIBW_EMULATOR: "linux/aarch64"
+
+      - name: Build wheels with cibuildwheel
+        env:
+          CIBW_ARCHS_LINUX: ${{ matrix.architecture }}
+          CIBW_SKIP: "cp36-* cp37-*"
+        run: |
+          cibuildwheel --output-dir wheelhouse
+
+      - name: List wheels
+        run: |
+          ls wheelhouse
+
+      - name: Upload wheels as artifact
+        uses: actions/upload-artifact@v3
+        with:
+          name: python-wheels
+          path: wheelhouse/*.whl
+
+  build_wheels_mac:
+    name: ${{ matrix.os }}-${{ matrix.architecture }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [macos-latest]
+        architecture: [x86_64, arm64]
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Install cibuildwheel
+        run: |
+          python -m pip install --upgrade pip
+          pip install cibuildwheel
+          
+      - name: Set macOS Deployment Target 
+          export MACOSX_DEPLOYMENT_TARGET=11.0
 
       - name: Build wheels with cibuildwheel
         env: