building sdist

Author: SwayamInSync

.github/workflows/build_wheels.yml

@@ -247,9 +247,42 @@ jobs:
           path: ./quaddtype/wheelhouse/*.whl
           name: wheels-windows-${{ matrix.architecture }}
 
+  build_sdist:
+    name: Build SDist
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: recursive
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: ">=3.11.0"
+
+      - name: Install build dependencies
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install build
+
+      - name: Build SDist
+        run: python -m build --sdist --outdir dist/
+        working-directory: ./quaddtype
+
+      - name: Upload SDist artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: sdist
+          path: ./quaddtype/dist/*.tar.gz
+
   publish_to_pypi:
     name: Publish to PyPI
-    needs: [build_wheels_linux, build_wheels_macos, build_wheels_windows]
+    needs: [
+        build_wheels_linux,
+        build_wheels_macos,
+        build_wheels_windows,
+        build_sdist,
+      ] # ← Add build_sdist here
     runs-on: ubuntu-latest
     if: startsWith(github.ref, 'refs/tags/quaddtype-v')
 
@@ -264,9 +297,9 @@ jobs:
       - name: Download all workflow run artifacts
         uses: actions/download-artifact@v4
         with:
+          pattern: "*"
           path: dist
+          merge-multiple: true
 
       - name: Publish to PyPI
         uses: pypa/gh-action-pypi-publish@release/v1
-        with:
-          packages-dir: dist/*