Add release workflow (#23)

.github/workflows/release.yaml

@@ -0,0 +1,29 @@
+name: Python package build and publish
+
+on:
+  release:
+    types: [created]
+
+jobs:
+  deploy-linux:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - name: Set up Python
+      uses: actions/setup-python@v4
+      with:
+        python-version: "3.10"
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install build twine setuptools wheel
+    - name: Build source tar
+      run: |
+        python -m build
+    - name: Publish wheels to PyPI
+      continue-on-error: true
+      env:
+        TWINE_USERNAME: ${{ secrets.PYPI_USERNAME }}
+        TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
+      run: |
+        twine upload dist/*.whl dist/*tar*