name: Build Notes Site

on:
  push:
    branches: [ main ]

jobs:
  build:
    runs-on: ubuntu-latest
    container:
      image: node:20-bookworm

    steps:
      # 1️⃣ Checkout repository
      - uses: actions/checkout@v4

      # 2️⃣ Install Docker CLI in container
      - name: Install Docker CLI
        run: |
          apt-get update
          apt-get install -y ca-certificates curl gnupg lsb-release
          install -m 0755 -d /etc/apt/keyrings
          curl -fsSL https://download.docker.com/linux/debian/gpg | gpg --dearmor -o /etc/apt/keyrings/docker.gpg
          chmod a+r /etc/apt/keyrings/docker.gpg
          echo \
            "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] \
            https://download.docker.com/linux/debian $(lsb_release -cs) stable" | \
            tee /etc/apt/sources.list.d/docker.list > /dev/null
          apt-get update
          apt-get install -y docker-ce-cli

      - name: List repo files
        run: ls -R "${{ github.workspace }}"

      # 3️⃣ Build MkDocs into Docker volume
      - name: Build MkDocs into notes_public volume
        run: |
          docker run --rm \
            -v notes_public:/public \
            -v "${{ github.workspace }}:/work" \
            -w /work \
            python:3.13-slim \
            sh -c "python3 -m venv .venv && \
                   .venv/bin/pip install --upgrade pip && \
                   .venv/bin/pip install -r ci/mkdocs/requirements.txt && \
                   .venv/bin/mkdocs build --clean --site-dir /public"