publish to pypi on release instead of just tag

Author: kleinhenz

.github/workflows/tag.yml .github/workflows/publish-pypi.yml

@@ -1,8 +1,13 @@
-name: tag
+name: publish package on pypi
+
 on:
+  workflow_dispatch:
   push:
-    tags:
-      - 'v[0-9]+.[0-9]+.[0-9]+'
+    branches:
+      - main
+  release:
+    types:
+      - published
 
 jobs:
   build:
@@ -20,7 +25,8 @@ jobs:
         with:
           name: "python-package-distributions"
           path: "dist/"
-  pypi:
+
+  publish:
     environment:
       name: "test.pypi.org"
       url: "https://test.pypi.org/project/lbster"