create-index-page.yml

name: Create index page

on:
  schedule:
    - cron: "0 19 * * *" # run at 4 AM JST
  workflow_dispatch:

jobs:
  create-index-page:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v2
        with:
          ref: gh-pages

      - name: Create index page
        run: |
          rm -f index.html
          tree -H . -d -L 2 --noreport --charset utf-8 -T "Index" > index.html

      - name: Set git config
        run: |
          git config --local user.email "actions@example.com"
          git config --local user.name "Github Actions"

      - name: Commit file
        run: |
          git add index.html
          git commit -m "Add index.html" --allow-empty
          git push origin gh-pages