Update publish.yaml

Signed-off-by: Sorin Birchi <sb.birchi.sorin@gmail.com>

.github/workflows/publish.yaml

@@ -7,6 +7,7 @@ on:
   pull_request:
     tags:
       - 'v*'
+
 jobs:
   pypi-publish:
     name: upload release to PyPI
@@ -15,8 +16,23 @@ jobs:
     permissions:
       id-token: write
     steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - 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 setuptools wheel
+
+      - name: Build package
+        run: python setup.py sdist bdist_wheel
+
       - name: Publish package distributions to PyPI
         uses: pypa/gh-action-pypi-publish@release/v1
         with:
-          username: __token__
           password: ${{ secrets.PYPI_API_TOKEN }}