name: mdBook

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]
  workflow_dispatch:

permissions:
  contents: read
  pages: write
  id-token: write

concurrency:
  group: pages
  cancel-in-progress: false

env:
  # Repo path on GitHub Pages. Forwarded to scripts/build-site.sh so
  # per-version SITE_URLs are correct. Change here if the repo moves.
  SITE_BASE: /meshcore-spec

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Install mise
        uses: jdx/mise-action@v2
        with:
          install: false
          cache: true

      - name: Trust mise config
        run: mise trust

      - name: Install pinned tools (mdbook, just)
        run: mise install

      - name: Configure Pages
        uses: actions/configure-pages@v5

      - name: Build full multi-version site
        run: just build-site

      - name: Upload Pages artifact
        uses: actions/upload-pages-artifact@v3
        with:
          path: ./_site

  deploy:
    if: github.event_name == 'push' || github.event_name == 'workflow_dispatch'
    needs: build
    runs-on: ubuntu-latest
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    steps:
      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v4