name: Markdown Linting
on:
  push:
    branches-ignore:
      - 'dependabot/**'
    paths:
      - '.github/workflows/lint-md.yml'
      - '.nvmrc'
      - '.prettier*'
      - '**/*.md'
      - '!AUTHORS.md'
      - 'package.json'
      - 'yarn.lock'

  pull_request:
    paths:
      - '.github/workflows/lint-md.yml'
      - '.nvmrc'
      - '.prettier*'
      - '**/*.md'
      - '!AUTHORS.md'
      - 'package.json'
      - 'yarn.lock'

jobs:
  lint:
    runs-on: ubuntu-latest

    steps:
      - name: Clone repository
        uses: actions/checkout@v3

      - name: Set up Node.js
        uses: actions/setup-node@v3
        with:
          cache: yarn
          node-version-file: '.nvmrc'

      - name: Install all yarn packages
        run: yarn --frozen-lockfile

      - name: Prettier
        run: yarn lint:md