Use PYPI token

Author: Blake Rosenthal

.github/workflows/publish.yaml

@@ -28,8 +28,8 @@ jobs:
 
       - name: Publish
         env:
-          TWINE_USERNAME: ${{ secrets.PYPI_USERNAME }}
-          TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
+          TWINE_USERNAME: __token__
+          TWINE_PASSWORD: ${{ secrets.PYPI_TOKEN }}
         run: |
           twine check dist/*
           twine upload dist/*