Add source distribution upload to the PyPi-cd workflow

.github/workflows/pypi-cd.yml

@@ -80,6 +80,8 @@ jobs:
             fail-fast: false
             matrix:
                 build: ${{ fromJson(needs.load-platform-matrix.outputs.PLATFORM_MATRIX) }}
+        outputs:
+            release_version: ${{ steps.set_version.outputs.RELEASE_VERSION }}
         steps:
             - name: Setup self-hosted runner access
               if: ${{ contains(matrix.build.RUNNER, 'self-hosted') }}
@@ -91,6 +93,7 @@ jobs:
                   submodules: "true"
 
             - name: Set the release version
+              id: set_version
               shell: bash
               run: |
                   if ${{ env.EVENT_NAME == 'pull_request' }}; then
@@ -101,6 +104,7 @@ jobs:
                     R_VERSION=${GITHUB_REF:11}
                   fi
                   echo "RELEASE_VERSION=${R_VERSION}" >> $GITHUB_ENV
+                  echo "RELEASE_VERSION=${R_VERSION}" >> $GITHUB_OUTPUT
               env:
                   EVENT_NAME: ${{ github.event_name }}
                   INPUT_VERSION: ${{ github.event.inputs.version }}
@@ -198,31 +202,52 @@ jobs:
                   path: python/wheels
                   if-no-files-found: error
 
-    publish-to-pypi:
+    build-source-dist-and-publish-to-pypi:
         if: github.event_name != 'pull_request'
         name: Publish the base PyPi package
         runs-on: ubuntu-latest
         needs: publish-binaries
         steps:
-            - uses: actions/download-artifact@v4
+            - name: Checkout
+              uses: actions/checkout@v4
+
+            - name: Set the release version
+              shell: bash
+              run: |
+                  echo "RELEASE_VERSION=${{needs.publish-binaries.outputs.release_version}}" >> $GITHUB_ENV
+
+            - name: Set the package version for Python
+              working-directory: ./python
+              run: |
+                  sed -i "s|255.255.255|${{ env.RELEASE_VERSION }}|g" ./Cargo.toml
+
+            - name: Build source distributions
+              uses: PyO3/maturin-action@v1
+              with:
+                  working-directory: ./python
+                  command: sdist
+                  args: --out sdist
+
+            - name: Download binaries
+              uses: actions/download-artifact@v4
               with:
                   path: python/wheels
                   merge-multiple: true
 
-            - name: Publish to PyPI
+            - name: Publish binaries and source to PyPI
               uses: PyO3/maturin-action@v1
               env:
                   MATURIN_PYPI_TOKEN: ${{ secrets.LIVEPYPI_API_TOKEN }}
                   MATURIN_REPOSITORY: pypi
               with:
                   command: upload
-                  args: --skip-existing python/wheels/*
+                  args: --skip-existing python/wheels/* python/sdist/*
 
     test-release:
         if: github.event_name != 'pull_request'
         name: Test the release
         runs-on: ${{ matrix.build.RUNNER }}
-        needs: [publish-to-pypi, load-platform-matrix]
+        needs: [build-source-dist-and-publish-to-pypi, load-platform-matrix]
         strategy:
             fail-fast: false
             matrix: