name: Deploy numbl project to GitHub Pages

# Builds the single-file web app, bundles this numbl project with the browser
# IDE, and publishes it to GitHub Pages on every push to main.
#
# One-time setup: Settings → Pages → "Build and deployment" → Source →
# "GitHub Actions".

on:
  push:
    branches: [main]
  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

      - uses: actions/setup-node@v6
        with:
          node-version: 24

      # Build the single-file figure app (app/dist/index.html) that
      # hitandrun_sampler.m loads via uihtml. build-site then bundles
      # app/dist/index.html into the project (the rest of app/ is excluded via
      # .numblignore).
      - name: Build figure app
        run: |
          cd app
          npm ci
          npm run build

      - uses: flatironinstitute/numbl/.github/actions/build-site@main
        with:
          project-dir: .
          # Build numbl from the main branch (development version, which includes
          # the uihtml two-way data/event bridge) rather than the npm release.
          numbl-ref: main
          # Keep the (mostly empty) output panel small so the interactive figure
          # panel below it gets most of the height on first load.
          max-initial-output-panel-height: 100

  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