name: CI

on:
  push:
    branches:
      - master
  pull_request:

  # Allow running manually
  workflow_dispatch:

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

concurrency:
  group: "pages"
  cancel-in-progress: true

defaults:
  run:
    shell: bash

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: '3.11'
          cache: 'pip'

      - uses: taiki-e/install-action@just

      - run: just setup

      - name: Setup Pages
        uses: actions/configure-pages@v1

      - name: Build
        run: just build

      - name: Upload artifact
        uses: actions/upload-pages-artifact@v1
        with:
          path: ./site

  deploy:
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    runs-on: ubuntu-latest

    needs:
      - build

    if: github.ref_name == 'master'

    steps:
      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v1