release.yml: migrate from hub to gh

Signed-off-by: Akihiro Suda <[email protected]>

.github/workflows/release.yml

@@ -40,11 +40,8 @@ jobs:
           (cd _artifacts; shasum -a 256 SHA256SUMS)
       - name: "Prepare the release note"
         run: |
-          tag="${GITHUB_REF##*/}"
           shasha=$(shasum -a 256 _artifacts/SHA256SUMS | awk '{print $1}')
           cat <<-EOF | tee /tmp/release-note.txt
-          ${tag}
-
           (Changes to be documented)
           - - -
           The binaries were built automatically on GitHub Actions.
@@ -58,6 +55,4 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |
           tag="${GITHUB_REF##*/}"
-          asset_flags=()
-          for f in _artifacts/*; do asset_flags+=("-a" "$f"); done
-          hub release create "${asset_flags[@]}" -F /tmp/release-note.txt --draft "${tag}"
+          gh release create -F /tmp/release-note.txt --draft --title "${tag}" "${tag}" _artifacts/*