GitHub Actionsで祝日だったらcron実行をskipするサンプル

holiday-scala-steward.yml

on:
  schedule:
    - cron: '0 0 * * *'
jobs:
  scala-steward:
    runs-on: ubuntu-latest
    timeout-minutes: 5
    steps:
      - uses: actions/checkout@v2
      - uses: actions/setup-node@v2
        with:
          node-version: 14
      - run: npm install @holiday-jp/holiday_jp
      - uses: actions/github-script@v3
        id: is_holiday
        with:
          script: |
            const holiday_jp = require(`${process.env.GITHUB_WORKSPACE}/node_modules/@holiday-jp/holiday_jp`)
            core.setOutput('holiday', holiday_jp.isHoliday(new Date()));
      - uses: scala-steward-org/scala-steward-action@v2
        if: "${{ steps.is_holiday.outputs.holiday != 'true' }}"
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}