CI: publishing of Python package

.github/workflows/publish.yml

@@ -73,14 +73,20 @@ jobs:
     - name: Download dist artifacts
       uses: actions/download-artifact@v4
       with:
-        name: artifact
+        name: ${{ matrix.platform }}
         path: wheelhouse
+        merge-multiple: true
 
     - name: Set up Python
       uses: actions/setup-python@v5
       with:
         python-version: '3.10'
 
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install build virtualenv
+
     # PyPI package
     - name: Build Python package
       run: python -m build