add-triage-label.yml

# Whenever a new issue is opened, this workflow adds the "status: needs triage" 
# label, unless the issue already has one of the "Internal" labels.

name: Add Triage Label
on:
  issues:
    types:
      - reopened
      - opened

jobs:
  add-triage-label:
    runs-on: ubuntu-latest
    permissions:
      issues: write
    steps:
      - name: Run
        uses: actions/github-script@v7
        with:
          script: | 
            const INTERNAL_LABELS = ["Internal", "status: triaged"];

            async function getIssueLabels() {
              const { data: labels } = await github.rest.issues.listLabelsOnIssue({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: context.issue.number
              });
              return labels.map(label => label.name);
            }

            async function issueHasInternalLabels() {
              const labels = await getIssueLabels();
              return INTERNAL_LABELS.some(item => labels.includes(item));
            }

            async function addNeedsTriageLabelToIssue() {
              await github.rest.issues.addLabels({
                issue_number: context.issue.number,
                owner: context.repo.owner,
                repo: context.repo.repo,
                labels: ["status: needs triage"]
              });
            }

            try {
              if (!await issueHasInternalLabels()) {
                await addNeedsTriageLabelToIssue();
              }
            } catch (error) {
              core.setFailed(`Error: ${error}`);
            }