release.yml

name: Create Release

on:
  push:
    branches:
      - main
    paths:
      - 'package.json'
  workflow_dispatch: # Allow manual trigger

permissions:
  contents: write

jobs:
  release:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Read version information
        id: version
        run: |
          VERSION=$(jq -r '.version' package.json)
          N8N_VERSION=$(jq -r '.dependencies["n8n"]' package.json | sed 's/\^//')

          echo "version=$VERSION" >> $GITHUB_OUTPUT
          echo "n8n_version=$N8N_VERSION" >> $GITHUB_OUTPUT
          echo "tag=v$VERSION" >> $GITHUB_OUTPUT

          echo "Skill pack version: $VERSION"
          echo "n8n version: v$N8N_VERSION"

      - name: Check if tag already exists
        id: check_tag
        run: |
          TAG="${{ steps.version.outputs.tag }}"
          if git rev-parse "$TAG" >/dev/null 2>&1; then
            echo "exists=true" >> $GITHUB_OUTPUT
            echo "Tag $TAG already exists, skipping release creation"
          else
            echo "exists=false" >> $GITHUB_OUTPUT
            echo "Tag $TAG does not exist, proceeding with release creation"
          fi

      - name: Setup Node.js
        if: steps.check_tag.outputs.exists == 'false'
        uses: actions/setup-node@v4
        with:
          node-version: '20'
          cache: 'npm'
        env:
          NODE_OPTIONS: --max-old-space-size=4096

      - name: Install dependencies
        if: steps.check_tag.outputs.exists == 'false'
        run: npm ci

      - name: Verify cache files exist
        if: steps.check_tag.outputs.exists == 'false'
        run: |
          # Cache is prebuilt locally and committed to avoid CI segfault (exit code 139)
          # Rebuilding in CI causes memory issues when loading n8n native modules
          if [ ! -f "data/cache/nodes.json" ]; then
            echo "❌ Error: data/cache/nodes.json not found"
            echo "Please run 'npm run build:full' locally and commit cache files"
            exit 1
          fi
          if [ ! -f "data/cache/properties.json" ]; then
            echo "❌ Error: data/cache/properties.json not found"
            echo "Please run 'npm run build:full' locally and commit cache files"
            exit 1
          fi

          echo "✅ Cache files exist (prebuilt locally to avoid CI segfault)"
          echo "  - nodes.json: $(du -h data/cache/nodes.json | cut -f1)"
          echo "  - properties.json: $(du -h data/cache/properties.json | cut -f1)"
          echo "  - templates.json: $(du -h data/cache/templates.json 2>/dev/null | cut -f1 || echo 'not found')"
          echo "  - usage-stats.json: $(du -h data/cache/usage-stats.json 2>/dev/null | cut -f1 || echo 'not found')"

      - name: Build project and generate output
        if: steps.check_tag.outputs.exists == 'false'
        run: npm run build:full
        env:
          NODE_ENV: production
          NODE_OPTIONS: --max-old-space-size=4096 --expose-gc
          CI: true

      - name: Verify output directory
        if: steps.check_tag.outputs.exists == 'false'
        run: |
          if [ ! -d "output" ]; then
            echo "Error: output directory does not exist"
            exit 1
          fi

          if [ ! -f "output/SKILL.md" ]; then
            echo "Error: output/SKILL.md file does not exist"
            exit 1
          fi

          echo "Output directory verification passed"
          ls -lh output/

      - name: Package skill pack
        if: steps.check_tag.outputs.exists == 'false'
        working-directory: output
        run: |
          # Create zip file, SKILL.md will be in root
          zip -r n8n-skills-${{ steps.version.outputs.version }}.zip .

          # Display zip contents
          echo "Zip file contents:"
          unzip -l n8n-skills-${{ steps.version.outputs.version }}.zip | head -20

          # Move to parent directory
          mv n8n-skills-${{ steps.version.outputs.version }}.zip ../

          echo "Packaging complete"

      - name: Check file size
        if: steps.check_tag.outputs.exists == 'false'
        run: |
          ZIP_FILE="n8n-skills-${{ steps.version.outputs.version }}.zip"
          SIZE=$(wc -c < "$ZIP_FILE")
          SIZE_MB=$((SIZE / 1024 / 1024))

          echo "Zip file size: ${SIZE_MB} MB"

          if [ $SIZE_MB -gt 50 ]; then
            echo "Warning: File exceeds 50MB, may affect download speed"
          fi

      - name: Generate Release Notes
        if: steps.check_tag.outputs.exists == 'false'
        id: release_notes
        run: |
          # Get recent commits
          LAST_TAG=$(git describe --tags --abbrev=0 2>/dev/null || echo "")

          if [ -n "$LAST_TAG" ]; then
            COMMITS=$(git log ${LAST_TAG}..HEAD --oneline --no-merges)
          else
            COMMITS=$(git log --oneline --no-merges -n 10)
          fi

          # Create Release Notes
          cat > release-notes.md << EOF
          ## n8n Skill Pack v${{ steps.version.outputs.version }}

          Supports n8n version: v${{ steps.version.outputs.n8n_version }}

          ### Updates

          $COMMITS

          ### Usage

          1. Download \`n8n-skills-${{ steps.version.outputs.version }}.zip\`
          2. Extract to your project directory
          3. Load the \`SKILL.md\` file in your AI assistant
          4. Start exploring n8n node information

          ### Contents

          - Complete n8n node documentation
          - Node configuration examples
          - Workflow pattern reference
          - Category index and search guide
          EOF

          echo "Release notes generated"

      - name: Create Release
        if: steps.check_tag.outputs.exists == 'false'
        uses: softprops/action-gh-release@v1
        with:
          tag_name: ${{ steps.version.outputs.tag }}
          name: v${{ steps.version.outputs.version }}
          body_path: release-notes.md
          files: |
            n8n-skills-${{ steps.version.outputs.version }}.zip
          draft: false
          prerelease: false
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Release completion notification
        if: steps.check_tag.outputs.exists == 'false'
        run: |
          echo "Release v${{ steps.version.outputs.version }} created successfully"
          echo "Download link: https://github.com/${{ github.repository }}/releases/tag/${{ steps.version.outputs.tag }}"

      - name: Tag exists notification
        if: steps.check_tag.outputs.exists == 'true'
        run: |
          echo "Tag ${{ steps.version.outputs.tag }} already exists, skipping release creation"
          echo "To recreate release, delete the existing tag first"