pr-update-reminder.yml

name: Stale Pull Request Reminder

on:
  schedule:
    - cron: '0 0 * * *' # Runs daily
  workflow_dispatch: # Allows manual triggering of the workflow

jobs:
  remind-stale-prs:
    runs-on: ubuntu-latest

    steps:
    - name: Checkout code
      uses: actions/checkout@v6

    - name: Post reminder on stale PRs
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      run: |
        echo "Posting reminders on stale pull requests..."
        curl -H "Authorization: token $GITHUB_TOKEN" \
             -H "Accept: application/vnd.github.v3+json" \
             https://api.github.com/repos/${{ github.repository }}/pulls \
             | jq -r '.[] | select(.updated_at < (now - 2592000 | todate)) | .number' \
             | while read -r pr_number; do
                 echo "Commenting on PR #$pr_number..."
                 curl -X POST -H "Authorization: token $GITHUB_TOKEN" \
                      -H "Accept: application/vnd.github.v3+json" \
                      https://api.github.com/repos/${{ github.repository }}/issues/$pr_number/comments \
                      -d '{"body": "This pull request has been inactive for 30 days. Please update it or let us know if it is still relevant."}'
               done