name: deploy
on:
  push:
    branches: [main]
  workflow_dispatch:

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

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

jobs:
  build-deploy:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      # The app imports instrawave's host sources through a file:
      # dependency on the sibling checkout, which is the vault layout; the
      # lockfile pins that link, so the sibling has to exist before npm ci.
      # checkout can only write inside the workspace, hence the move.
      - uses: actions/checkout@v4
        with:
          repository: proof-of-concept/instrawave
          path: _deps/instrawave
      - run: |
          mv _deps/instrawave ../instrawave
          rmdir _deps
          test -f ../instrawave/src/host/session.ts
      # --ignore-scripts skips the `webgpu` package's install step (prebuilt
      # Google Dawn) that instrawave's optional dependency would pull; only
      # its CLI and GPU tests use it, and the page build needs nothing from
      # it.
      - uses: actions/setup-node@v4
        with:
          node-version: 24
      - run: npm ci --ignore-scripts
      # The onset, feature, classifier, mix, and wav checks run on synthetic
      # audio and need no microphone and no GPU, so they gate the deploy.
      - run: npm test
      # configure-pages runs before the build on mochi, not after. The page
      # is built with relative URLs, so the base path it reports is not
      # needed here, but the ordering is the one that would work if it were.
      - uses: actions/configure-pages@v5
      - run: npm run build
      - uses: actions/upload-pages-artifact@v3
        with:
          path: dist
      - uses: actions/deploy-pages@v4