Publish source code first

Author: WyattBlue

.github/workflows/tests.yml

@@ -8,19 +8,20 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v6
-      - uses: actions/setup-python@v5
+      - uses: actions/setup-python@v6
         with:
-          python-version: "3.13"
+          python-version: "3.14"
       - name: Build source package
         run: |
-          pip install -U --pre cython setuptools
+          pip install -U cython setuptools
           python scripts/fetch-vendor.py --config-file scripts/ffmpeg-latest.json /tmp/vendor
           PKG_CONFIG_PATH=/tmp/vendor/lib/pkgconfig python setup.py sdist
-      - name: Upload source package
-        uses: actions/upload-artifact@v4
+      - name: Publish to PyPI
+        if: github.event_name == 'release' && github.event.action == 'published'
+        uses: pypa/gh-action-pypi-publish@release/v1
         with:
-          name: dist-source
-          path: dist/
+          user: __token__
+          password: ${{ secrets.PYPI_TOKEN }}
 
   package-wheel:
     runs-on: ${{ matrix.os }}