[wip] include npm tarballs in dist

.github/workflows/build.yml

@@ -66,12 +66,18 @@ jobs:
  run: |
  python -m pip install --upgrade pip wheel
  python -m pip install setuptools jupyter_packaging "jupyterlab>=3,<4"
- - name: Build packages
+ - name: Build pypi distributions
  run: |
  python setup.py sdist bdist_wheel
+ - name: Build npm distributions
+ run: |
+ jlpm lerna exec -- npm pack
+ cp packages/*/*.tgz dist
+ - name: Build checksum file
+ run: |
  cd dist
  sha256sum * | tee SHA256SUMS
- - name: Upload builds
+ - name: Upload distributions
  uses: actions/upload-artifact@v2
  with:
  name: dist ${{ github.run_number }}