go-task/.github/workflows/issue-needs-triage.yml

name: issue needs triage

on:
  issues:
    types: [opened]

jobs:
  issue-needs-triage:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/github-script@3a2844b7e9c422d3c10d287c895573f7108da1b3 # v9.0.0
        with:
          github-token: ${{secrets.GH_PAT}}
          script: |
            const labels = await github.paginate(
              github.rest.issues.listLabelsOnIssue, {
                issue_number: context.issue.number,
                owner: context.repo.owner,
                repo: context.repo.repo,
              }
            )
            if (labels.length === 0) {
              github.rest.issues.addLabels({
                issue_number: context.issue.number,
                owner: context.repo.owner,
                repo: context.repo.repo,
                labels: ['state: needs triage']
              })
            }