pr-check.yml

name: PR Check (Students sign-in rules)

on:
  pull_request_target:
    types: [opened, synchronize, reopened]
    branches: [main]

jobs:
  validate:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      pull-requests: write
    steps:
      - name: Checkout (shallow)
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '20'

      - name: Validate PR (only one new students folder, size limit)
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          GITHUB_EVENT_NAME: ${{ github.event_name }}
          GITHUB_EVENT_PATH: ${{ github.event_path }}
        run: node scripts/validate-pr.mjs