.github: add testpypi upload

Author: lerwys

.github/workflows/build.yml

@@ -49,7 +49,7 @@ jobs:
     name: ${{ matrix.name }}
     runs-on: ${{ matrix.os }}
     needs: test
-      # if: ${{ startsWith(github.ref, 'refs/tags/v') }}
+    if: ${{ startsWith(github.ref, 'refs/tags/v') }}
 
     strategy:
       fail-fast: false
@@ -105,10 +105,10 @@ jobs:
         run: |
           python -m twine check dist/leep*.tar.*
 
-      #- name: Upload package
-      #  env:
-      #    PYPI_REPOSITORY: pypi
-      #    TWINE_USERNAME: ${{ secrets.PYPI_USERNAME }}
-      #    TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
-      #  run: |
-      #    python -m twine upload --repository ${PYPI_REPOSITORY} dist/*
+      - name: Upload package
+        env:
+          PYPI_REPOSITORY: testpypi
+          TWINE_USERNAME: ${{ secrets.PYPI_USERNAME }}
+          TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
+        run: |
+          python -m twine upload --repository ${{ env.PYPI_REPOSITORY }} dist/*