name: Build and deploy

on:
  push:
    branches: [master]
  schedule:
    - cron: '0 0 1 * *' # Monthly

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - name: Clone Vim
        run: |
          git clone --bare https://github.com/vim/vim.git
      - name: Build help tag version list
        run: |
          ./difftags ./vim.git > tag-versions
      - name: Archive artifact
        uses: actions/upload-artifact@v2
        with:
          path: tag-versions

      - name: Build frontend
        run: |
          npm install
          npm run build
      - name: Deploy to Github Pages
        uses: peaceiris/actions-gh-pages@v3
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: ./dist