add prepare job

Author: andrewelamb

.github/workflows/test.yaml

@@ -21,6 +21,25 @@ jobs:
         run: python -m pip install tox-gh>=1.2
       - name: Build package distribution files
         run: tox -e clean,build
+      - name: Record the paths of wheel and source tarball distributions
+        id: distribution-paths
+        run: |
+          echo "wheel=$(ls dist/*.whl)" >> $GITHUB_OUTPUT
+          echo "tarball=$(ls dist/*.tar.gz)" >> $GITHUB_OUTPUT
+      - name: Store the distribution files for use in other stages
+        # `tests`, `pypi-publish`, and `docker-publish` will use the same
+        # pre-built distributions, so we make sure to release the exact
+        # same package that was tested
+        uses: actions/upload-artifact@v3
+        with:
+          name: python-distribution-files
+          path: dist/
+          retention-days: 1
+      - name: Keepalive Workflow
+        uses: gautamkrishnar/keepalive-workflow@1.1.0
+        with:
+          time_elapsed: 44
+          gh_token: ${{ secrets.GITHUB_TOKEN }}
 
   static_checks:
     runs-on: ubuntu-latest