name: GitHub Pages

on:
  push:
    branches:
      - master  # Set a branch to deploy
  pull_request:

jobs:
  deploy:
    runs-on: ubuntu-latest
    concurrency:
      group: ${{ github.workflow }}-${{ github.ref }}
    steps:
      - uses: actions/checkout@v2

      - name: Add custom domain
        run: "touch CNAME && echo \"spec.utxo.cz\" >> CNAME"

      - name: Deploy
        uses: peaceiris/actions-gh-pages@v3
        if: ${{ github.ref == 'refs/heads/master' }}
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: ./