ENH: Automate deploy to PyPI

Automatically deploys wheels to the Python Package Index on tag

.github/workflows/build-test-publish.yml

@@ -57,3 +57,22 @@ jobs:
       shell: bash
       run: |
         pytest ./test -vvv -s -k "not localcluster and not serialize_pairwise_result"
+
+  publish:
+    needs:
+      - build_wheel
+      #FIXME - pytest
+    runs-on: ubuntu-22.04
+    # if: github.event_name == 'push' && startsWith(github.event.ref, 'refs/tags')
+    steps:
+    - name: Download Python Wheel Artifact
+      uses: actions/download-artifact@v3
+      with:
+        name: wheel
+        path: dist
+
+    - name: "Publish Python wheel to the Python Package Index"
+      uses: pypa/gh-action-pypi-publish@v1.8.10
+      with:
+        skip_existing: true
+        password: ${{ secrets.pypi_password }}