pr-title-linter.yml

name: PR Title Check

on:
  pull_request:
    types: [opened, edited]

jobs:
  lint-pr-title:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Check PR Title
        uses: actions/github-script@v7.0.1
        with:
          script: |
            const title = context.payload.pull_request.title;
            const regex = /^(feat|fix|chore|docs|style|refactor|perf|test|ci|build|deps|hotfix|env|security)(\([\w\-]+\))?: .+/;
            if (!regex.test(title)) {
              core.setFailed(`❌ Invalid PR title: "${title}".\n✅ Expected format: type(scope): description\nExamples:\n  - feat(docker): preload Hugging Face models\n  - fix(api): handle missing auth headers`);
            } else {
              console.log(`✅ PR title "${title}" is valid.`);
            }