name: Documentation

on:
  push:
    branches: [ main ]
  pull_request:

jobs:
  build-docs:
    name: Build Docs
    runs-on: ubuntu-latest
    concurrency:
      group: ${{ github.workflow }}-${{ github.ref }}
    steps:
      - uses: actions/checkout@v4
      - uses: Swatinem/rust-cache@v2

      - name: 'Validate .md files (use "just fmt-md" to fix)'
        uses: DavidAnson/markdownlint-cli2-action@v15
        with:
          config: '.github/files/config.markdownlint-cli2.jsonc'

      - name: 'Check Markdown URLs (same as "just clippy-md")'
        uses: gaurav-nelson/github-action-markdown-link-check@v1
        with:
          use-quiet-mode: 'no'
          use-verbose-mode: 'yes'
          folder-path: 'docs/src'
          file-path: './README.md'
          config-file: '.github/files/markdown.links.config.json'

      - name: Setup mdBook
        uses: peaceiris/actions-mdbook@v1
        with:
          mdbook-version: 'latest'

      - run: mdbook build docs

      - name: Deploy
        uses: peaceiris/actions-gh-pages@v3
        if: github.ref == 'refs/heads/main'
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: ./target/book