release.yml

name: Auto Release

on:
  push:
    branches: [main]
    paths: [package.json]
  workflow_dispatch:

jobs:
  release:
    runs-on: ubuntu-latest
    permissions:
      contents: write

    steps:
      - uses: actions/checkout@v6
        with:
          fetch-depth: 0

      - name: Setup Node.js
        uses: actions/setup-node@v6
        with:
          node-version-file: .nvmrc

      - name: Get version from package.json
        id: version
        run: |
          VERSION=$(node -p "require('./package.json').version")
          echo "version=v${VERSION}" >> "$GITHUB_OUTPUT"

      - name: Check if tag already exists
        id: check
        run: |
          if git rev-parse "refs/tags/${{ steps.version.outputs.version }}" >/dev/null 2>&1; then
            echo "exists=true" >> "$GITHUB_OUTPUT"
          else
            echo "exists=false" >> "$GITHUB_OUTPUT"
          fi

      - name: Generate release notes
        if: steps.check.outputs.exists == 'false'
        run: |
          VERSION="${{ steps.version.outputs.version }}"
          REPO="${{ github.repository }}"
          LAST_TAG=$(git describe --tags --abbrev=0 2>/dev/null || echo "")

          if [ -z "$LAST_TAG" ]; then
            RANGE="HEAD"
            COMPARE_BASE=$(git rev-list --max-parents=0 HEAD | head -1)
          else
            RANGE="${LAST_TAG}..HEAD"
            COMPARE_BASE="$LAST_TAG"
          fi

          # Collect commits
          COMMITS=$(git log "$RANGE" --pretty=format:"%s (%h)" --no-merges)

          # Categorize by conventional commit type
          node -e "
          const commits = process.argv[1].split('\n').filter(Boolean);
          const cats = {
            feat:     { title: 'New Features',    items: [] },
            fix:      { title: 'Bug Fixes',       items: [] },
            docs:     { title: 'Documentation',   items: [] },
            refactor: { title: 'Refactoring',     items: [] },
            test:     { title: 'Tests',           items: [] },
            chore:    { title: 'Chores',          items: [] },
            other:    { title: 'Other Changes',   items: [] },
          };

          for (const c of commits) {
            const m = c.match(/^(\w+)(?:\(.+?\))?:\s*(.+)$/);
            if (m) {
              const type = m[1].toLowerCase();
              (cats[type] || cats.other).items.push('- ' + c);
            } else {
              cats.other.items.push('- ' + c);
            }
          }

          let body = \"## What's Changed in ${VERSION}\\n\\n\";
          for (const cat of Object.values(cats)) {
            if (cat.items.length === 0) continue;
            body += '### ' + cat.title + '\n\n';
            body += cat.items.join('\n') + '\n\n';
          }

          body += '**Full Changelog**: https://github.com/${REPO}/compare/${COMPARE_BASE}...${VERSION}\n';
          process.stdout.write(body);
          " "$COMMITS" > release-notes.md

      - name: Create tag and release
        if: steps.check.outputs.exists == 'false'
        uses: softprops/action-gh-release@v2
        with:
          tag_name: ${{ steps.version.outputs.version }}
          name: ${{ steps.version.outputs.version }}
          body_path: release-notes.md