release.yml

name: release

on:
  workflow_dispatch:

jobs:
  release:
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - uses: actions/checkout@v6
        with:
          fetch-depth: 0

      - uses: actions/setup-node@v6
        with:
          node-version: 24

      - name: Create GitHub release
        env:
          GH_TOKEN: ${{ github.token }}
        run: |
          version="$(node -p 'require("./package.json").version')"
          tag="v${version}"

          if gh release view "$tag" >/dev/null 2>&1; then
            echo "::error::Release $tag already exists"
            exit 1
          fi

          if git rev-parse --verify --quiet "refs/tags/$tag" >/dev/null; then
            echo "::error::Tag $tag already exists"
            exit 1
          fi

          previous_tag="$(git describe --tags --abbrev=0 --match 'v*' 2>/dev/null || true)"

          {
            echo "Release $tag."
            echo
            echo "## Commits"
            echo
            if [ -n "$previous_tag" ]; then
              git log --pretty=format:'- %h %s' "$previous_tag..HEAD"
            else
              git log --pretty=format:'- %h %s'
            fi
            echo
          } > release-notes.md

          gh release create "$tag" --target "$GITHUB_SHA" --title "$tag" --notes-file release-notes.md