pypi publishing

.github/workflows/build.yaml

@@ -27,6 +27,9 @@ jobs:
 
       - name: Build wheels
         uses: pypa/[email protected]
+        env:
+          CIBW_SKIP: "cp311-* cp312-*"
+          CIBW_BUILD: "cp310-manylinux_x86_64"
         with:
           config-file: "{package}/pyproject.toml"
 
@@ -55,7 +58,7 @@ jobs:
 
   pypi-publish:
     name: Upload release to PyPI
-    if: github.event_name == 'release' && github.event.action == 'published'
+    if: startsWith(github.ref, 'refs/tags/') # only publish to PyPI on tag pushes
     needs: [build_wheels, make_sdist]
     runs-on: ubuntu-latest
     environment: