update-gh-pages.yml

name: Update gh-pages

on:
  push:
    branches: [main]

jobs:
  check-gh-pages:
    runs-on: ubuntu-latest
    outputs:
      found: ${{ steps.check-gh-pages.outputs.found }}
    steps:
      - name: Check gh-pages Exists
        id: check-gh-pages
        shell: bash
        run: |
          GITHUB_URL="https://github.com/${{ github.repository }}"
          if git ls-remote --exit-code --heads $GITHUB_URL gh-pages; then
            echo "found=true" >> $GITHUB_OUTPUT
            echo "gh-pages branch found. Updating..."
          else
            echo "found=false" >> $GITHUB_OUTPUT
            echo "gh-pages branch not found. Skipping..."
          fi

  update-gh-pages:
    runs-on: ubuntu-latest
    needs: check-gh-pages
    if: needs.check-gh-pages.outputs.found == 'true'
    steps:
      - uses: actions/checkout@v3

      - uses: ./.github/actions/setup-js-env

      - name: Build
        run: |
          npm run coverage-report
          npm run build-gh-pages

      - name: Deploy
        uses: peaceiris/actions-gh-pages@v3
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: ./dist
          force_orphan: true
          user_name: "github-actions"
          user_email: "github-actions@github.com"
          commit_message: "gh-pages build: ${{ github.event.head_commit.message }}"
          enable_jekyll: true # Don't commit the .nojekyll file