mutation GhOpenIssue($id: ID!, $open: Boolean!) {
  reopenIssue(input: { issueId: $id }) @include(if: $open) {
    issue {
      closed
    }
  }
  closeIssue(input: { issueId: $id }) @skip(if: $open) {
    issue {
      closed
    }
  }
}