changeset-check.yml

name: Changeset check

on:
  pull_request:
    branches: [main]

jobs:
  changeset:
    # Skip the auto-generated release PR opened by the changesets action.
    if: ${{ !startsWith(github.head_ref, 'changeset-release/') }}
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          # Check out the PR head directly (not the synthetic merge commit)
          # so `HEAD` and `pull_request.head.sha` agree, and full history
          # so the merge-base with `base.sha` is reachable.
          ref: ${{ github.event.pull_request.head.sha }}
          fetch-depth: 0

      - uses: actions/setup-node@v4
        with:
          node-version: 22

      - name: Verify changesets cover affected packages
        env:
          BASE_SHA: ${{ github.event.pull_request.base.sha }}
          HEAD_SHA: ${{ github.event.pull_request.head.sha }}
        run: node .github/scripts/check-changesets.mjs