publish workflow

.github/workflows/publish.yml

@@ -6,7 +6,6 @@ jobs:
       - uses: "actions/setup-python@v5"
         with:
           python-version: "3.x"
-      - run: "git update-index --assume-unchanged pyproject.toml"
       - run: "python -m pip install --upgrade build"
       - run: "python -m build ."
       - uses: "actions/upload-artifact@v3"
@@ -30,6 +29,7 @@ jobs:
       - uses: "pypa/gh-action-pypi-publish@release/v1"
         with:
           repository-url: "https://test.pypi.org/legacy/"
+          skip-existing: true
   publish:
     environment:
       name: "pypi.org"