name: build

concurrency: preview-${{ github.ref }}

permissions:
  contents: write
  pull-requests: write

on:
  pull_request:

jobs:
  ci:
    runs-on: ubuntu-22.04
    steps:
      - uses: actions/checkout@v6

      - uses: actions/setup-python@v6
        with:
          python-version: "3.13"

      - name: Install Dependencies
        run: sudo apt-get install gettext

      - name: Install uv
        uses: astral-sh/setup-uv@v7

      - name: Build HTML Docs
        run: VERSION=${{ github.event.repository.default_branch }} JOBS=4 MODE=html make all

      - name: Deploy PR Doc Preview
        # PR from the forked repo would be denied as the permission is not granted.
        # Allow only PR from this repo.
        if: ${{ ( github.event.pull_request.head.repo.full_name == github.event.pull_request.base.repo.full_name ) }}
        uses: rossjrw/pr-preview-action@v1
        with:
          source-dir: ../cpython/Doc/build/html
          preview-branch: gh-pages
          umbrella-dir: pr-preview
          action: auto