cd.yaml

name: CD

on:
  workflow_run:
    workflows: [CI]
    types: [completed]

  workflow_dispatch:

jobs:
  emit:
    if: ${{ github.event.workflow_run.conclusion == 'success' }}

    runs-on: ubuntu-latest

    steps:
      - name: Check out repository
        uses: actions/checkout@v4

      - name: Set up Zig
        uses: mlugg/setup-zig@v1

      - name: Run `doc` step
        run: zig build doc

      - name: Upload artifact for GitHub Pages
        uses: actions/upload-pages-artifact@v3
        with:
          path: zig-out/doc/

  deploy:
    needs: emit

    runs-on: ubuntu-latest

    permissions:
      pages: write
      id-token: write

    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}

    steps:
      - name: Deploy artifact to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v4