name: Linting
on:
  workflow_dispatch:
  push:
    branches:
      - main
      - "release/**"
    paths:
      - "docs/**"
  pull_request:
    paths:
      - "docs/**"

jobs:
  prose:
    runs-on: ubuntu-22.04
    steps:
      - name: Checkout
        uses: actions/checkout@755da8c3cf115ac066823e79a1e1788f8940201b # v3.2.0
        with:
          ref: ${{ !github.event.pull_request.head.repo.fork && github.head_ref || '' }}

      - name: Vale
        uses: errata-ai/vale-action@753427452ff1d6cf7a7b76a552aa0cbee3971551 # tag=v1.5.0
        with:
          files: docs/docs
        env:
          # Required, set by GitHub actions automatically:
          # https://docs.github.com/en/actions/security-guides/automatic-token-authentication#about-the-github_token-secret
          GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
