name: Check PR change log

on:
  pull_request:
    types: [opened, synchronize, labeled, unlabeled]

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

permissions:
  pull-requests: read

jobs:
  changelog_checker:
    name: Check if towncrier change log entry is correct
    runs-on: ubuntu-latest
    if: github.repository == 'astropy/astropy'
    steps:
    - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0  # v7.0.0
      with:
        persist-credentials: false
    - uses: scientific-python/action-towncrier-changelog@f9c7df9a9f8b55cb0c12d94d14b281e9bcd101c0  # v2.0.0
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        BOT_USERNAME: gilesbot