Merge pull request #194 from pypa/release-on-release

Run release workflow on release

.github/workflows/release.yml

@@ -1,23 +1,22 @@
 name: Release
 on:
-  push:
-    branches:
-      - main
+  release:
+    types: [published]
 jobs:
   build-and-publish:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - name: Checkout
+      uses: actions/checkout@v2
+      with:
+        ref: ${{ github.event.release.tag_name }}
     - name: Set up Python
       uses: actions/setup-python@v2
-      with:
-        python-version: '3.x'
     - name: Install build dependencies
       run: pip install -U setuptools wheel build
     - name: Build
       run: python -m build .
     - name: Publish
       uses: pypa/gh-action-pypi-publish@release/v1
       with:
-        skip_existing: true
         password: ${{ secrets.pypi_password }}