Push on tag, not just on release.

.github/workflows/release.yml

@@ -1,31 +1,30 @@
-# This workflow will upload a Python Package using Twine when a release is created
-# For more information see: https://help.github.com/en/actions/language-and-framework-guides/using-python-with-github-actions#publishing-to-package-registries
-
-# This workflow uses actions that are not certified by GitHub.
-# They are provided by a third-party and are governed by
-# separate terms of service, privacy policy, and support
-# documentation.
-
-name: Upload Python Package
+name: Release
 
 on:
-  release:
-    types: [published]
+  push:
+    tags:
+    - '*'
 
 jobs:
   deploy:
+    if: github.repository == 'jazzband/icalevents'
     runs-on: ubuntu-latest
 
     steps:
       - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+
       - name: Set up Python
         uses: actions/setup-python@v2
         with:
           python-version: '3.x'
+
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
           pip install poetry==1.1.11
+
       - name: Build package
         run: poetry build