run release only on publish event

Author: felipao-mx

.github/workflows/release.yml

@@ -1,6 +1,8 @@
 name: release
 
-on: push
+on:
+  release:
+    types: [published]
 
 jobs:
   publish-pypi:
@@ -16,7 +18,6 @@ jobs:
       - name: Generating distribution archives
         run: python setup.py sdist bdist_wheel
       - name: Publish distribution 📦 to PyPI
-        if: startsWith(github.event.ref, 'refs/tags')
         uses: pypa/gh-action-pypi-publish@release/v1
         with:
           user: __token__