name: Deploy Docs

on:
  push:
    # 只从 main 部署：文档与已发布的版本一致，多分支部署会互相覆盖。
    branches:
      - main
    paths:
      - "docs/**"
      - ".github/workflows/docs.yml"
  workflow_dispatch:

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

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

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0 # lastUpdated 需要完整 git 历史

      - uses: pnpm/action-setup@v6
        with:
          version: 12.14.0
          run_install: false

      - uses: actions/setup-node@v4
        with:
          node-version: 24
          cache: pnpm
          cache-dependency-path: docs/pnpm-lock.yaml

      - uses: actions/configure-pages@v5

      - name: Build
        working-directory: docs
        run: |
          pnpm install --frozen-lockfile
          pnpm docs:build

      - uses: actions/upload-pages-artifact@v3
        with:
          path: docs/.vitepress/dist

  deploy:
    needs: build
    runs-on: ubuntu-latest
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    steps:
      - id: deployment
        uses: actions/deploy-pages@v4