Use CI to build Python wheels on different platforms

.github/workflows/build-python-wheels.yml

@@ -0,0 +1,27 @@
+name: Build Python Wheels
+
+on: [push, pull_request]
+
+jobs:
+  build_wheels:
+    name: Build wheels on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-20.04, windows-2019, macos-11]
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Build wheels
+        uses: pypa/[email protected]
+        env:
+          CIBW_BEFORE_ALL: ../../scripts/uniffi_bindgen_generate_python.sh
+          CIBW_ARCHS_MACOS: "x86_64 arm64 universal2"
+          CIBW_ARCHS_LINUX: "auto aarch64"
+        with:
+          package-dir: ./bindings/python
+
+      - uses: actions/upload-artifact@v3
+        with:
+          path: ./wheelhouse/*.whl