fix

.github/workflows/nightly.yml

@@ -52,18 +52,3 @@ jobs:
             echo "MOVED_MUTABLE_TAG=true" >> $GITHUB_ENV
           fi
         fi
-
-    - name: Build source tarball
-      run: git archive --format=tar HEAD | gzip > archive.tgz
-
-    - name: Create or overwrite a release
-      # https://github.com/actions/upload-release-asset has been replaced by https://github.com/softprops/action-gh-release
-      uses: softprops/action-gh-release@v1
-      with:
-        token: ${{ secrets.MY_GITHUB_TOKEN }}  # Use the secret as an environment variable
-        prerelease: ${{ env.PRERELEASE }}
-        tag_name: ${{ env.RELEASE_TAG }}
-        # The body field does not support environment variable substitution directly.
-        body_path: release_body.md
-        files: |
-          *.tgz