ci: add PyPI publishing to tag release workflow

Author: mdesmet

.github/workflows/tag-release.yml

@@ -17,6 +17,16 @@ jobs:
       with:
         fetch-depth: 0
 
+    - name: Set up Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: '3.11'
+    
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install tox twine wheel setuptools
+    
     - name: Get version from file
       id: get_version
       run: |
@@ -28,3 +38,12 @@ jobs:
         git config --local user.name "github-actions[bot]"
         git tag -a "v${{ steps.get_version.outputs.version }}" -m "Release version ${{ steps.get_version.outputs.version }}"
         git push origin "v${{ steps.get_version.outputs.version }}"
+    
+    - name: Make release script executable
+      run: chmod +x release.sh
+    
+    - name: Publish to PyPI
+      env:
+        TWINE_USERNAME: __token__
+        TWINE_PASSWORD: ${{ secrets.PYPI_API_TOKEN }}
+      run: ./release.sh