Modify publish.yaml

Signed-off-by: Sorin Birchi <[email protected]>

.github/workflows/publish.yaml

@@ -7,17 +7,33 @@ on:
   pull_request:
     tags:
       - 'v*'
+
 jobs:
   pypi-publish:
     name: upload release to PyPI
     runs-on: ubuntu-latest
-    # Specifying a GitHub environment is optional, but strongly encouraged
     environment: release
     permissions:
-      # IMPORTANT: this permission is mandatory for trusted publishing
       id-token: write
     steps:
-      # retrieve your distributions here
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Set up Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: '3.x'
+
+      - name: Install build dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install build
+
+      - name: Build package
+        run: python -m build
+
+      - name: List dist directory contents
+        run: ls -la dist
 
       - name: Publish package distributions to PyPI
         uses: pypa/gh-action-pypi-publish@release/v1