auto-label-conventional-commits.yaml

name: "Auto Label Conventional Commits"
on:
  issues:
    types: [opened]
  pull_request:
    types: [opened]
jobs:
  label_issues:
    runs-on: ubuntu-latest
    permissions:
      issues: write
      pull-requests: write
    steps:
      - uses: actions/labeler@v4
        with:
          script: |
            const github = require('@actions/github');
            const core = require('@actions/core');
            const token = core.getInput('github-token', { required: true });
            const octokit = github.getOctokit(token);

            const title = context.payload.issue ? context.payload.issue.title : context.payload.pull_request.title;
            const labelMapping = {
              'feat:': 'type: feature request',
              'perf:': 'type: enhancement',
              'fix:': 'type: bug',
              'docs:': 'type: documentation',
              'ci:': 'type: ci',
              'build:': 'type: ci',
              'chore:': 'type: chore',
              'test:': 'type: chore',
              'style:': 'type: chore',
              'refactor:': 'type: chore',
            };
            for (const [prefix, label] of Object.entries(labelMapping)) {
              if (title.startsWith(prefix)) {
                const issue_number = context.payload.issue ? context.issue.number : context.payload.pull_request.number;
                octokit.issues.addLabels({
                  owner: context.repo.owner,
                  repo: context.repo.repo,
                  issue_number: issue_number,
                  labels: [label],
                });
                break;
              }
            }