add prepare job

Author: andrewelamb

.github/workflows/test.yaml

@@ -5,6 +5,23 @@ permissions:
 
 jobs:
 
+  prepare:
+    runs-on: ubuntu-latest
+    outputs:
+      wheel-path: ${{ steps.distribution-paths.outputs.wheel }}
+      tarball-path: ${{ steps.distribution-paths.outputs.tarball }}
+    steps:
+      - uses: actions/checkout@v4
+        with: { fetch-depth: 0 } # deep clone for setuptools-scm
+      - uses: actions/setup-python@v5
+        with: { python-version: "3.11" }
+      - name: Run static analysis and format checkers
+        run: pipx run pre-commit run --all-files --show-diff-on-failure
+      - name: Install tox-gh plugin
+        run: python -m pip install tox-gh>=1.2
+      - name: Build package distribution files
+        run: tox -e clean,build
+
   static_checks:
     runs-on: ubuntu-latest
     steps: