Update publish.yml

Author: sol

.github/workflows/publish.yml

@@ -37,7 +37,9 @@ jobs:
       - run: |
           cabal update
           cabal build --disable-tests --disable-benchmarks
+          binary=markdown-unlit
+          cat "$(cabal list-bin $binary)" | gzip > $binary.gz
           gh release create ${{ steps.autotag.outputs.name }} --prerelease || true
-          gh release upload ${{ steps.autotag.outputs.name }} `cabal list-bin markdown-unlit` --clobber
+          gh release upload ${{ steps.autotag.outputs.name }} $binary.gz --clobber
         env:
           GH_TOKEN: ${{ github.token }}