Update CI workflow to build and publish wheels

Author: devoncallan

.github/workflows/build-wheels.yml

@@ -0,0 +1,61 @@
+name: Build and publish wheels
+
+on:
+  push:
+    branches: [main]
+    tags: ["v*"]
+  
+
+jobs:
+  build_wheels:
+    name: Build wheels on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Build wheels
+      uses: pypa/cibuildwheel@v2.23.3
+
+    - uses: actions/upload-artifact@v4
+      with:
+        name: wheels-${{ matrix.os }}
+        path: ./wheelhouse/*.whl
+
+  build_sdist:
+    name: Build source distribution
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Build sdist
+      run: pipx run build --sdist
+
+    - uses: actions/upload-artifact@v4
+      with:
+        name: sdist
+        path: dist/*.tar.gz
+
+  upload_pypi:
+    needs: [build_wheels, build_sdist]
+    runs-on: ubuntu-latest
+    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/v')
+    
+    steps:
+    - uses: actions/download-artifact@v4
+      with:
+        pattern: wheels-*
+        path: dist/
+        merge-multiple: true
+
+    - uses: actions/download-artifact@v4
+      with:
+        name: sdist
+        path: dist/
+
+    - uses: pypa/gh-action-pypi-publish@release/v1
+      with:
+        password: ${{ secrets.PYPI_API_TOKEN }}