Add environment to workflow

Author: Slackow

.github/workflows/publish.yml

@@ -12,6 +12,9 @@ jobs:
   build-and-publish:
     name: Build and publish to PyPI
     runs-on: ubuntu-latest
+    environment:
+      name: pypi
+      url: https://pypy.org/p/PackScript
     permissions:
       id-token: write