name: workbench-ui

# Frontend verification lane (Wave R brief R0a). Before this workflow,
# workbench-ui changes merged with no frontend CI at all — smoke.yml and
# full-pytest.yml are Python-only.
#
# The path filter includes this workflow file itself so changes to the
# lane are validated by the lane.

on:
  pull_request:
    paths:
      - "workbench-ui/**"
      - ".github/workflows/workbench-ui.yml"
  push:
    branches: [main]
    paths:
      - "workbench-ui/**"
      - ".github/workflows/workbench-ui.yml"

permissions:
  contents: read

concurrency:
  group: workbench-ui-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build-and-test:
    name: build + vitest
    runs-on: ubuntu-latest
    timeout-minutes: 15
    defaults:
      run:
        working-directory: workbench-ui
    steps:
      - name: checkout
        uses: actions/checkout@v4

      - name: set up pnpm
        uses: pnpm/action-setup@v4
        with:
          # actions ignore working-directory; point at the pinned
          # "packageManager" field explicitly (single source of truth)
          package_json_file: workbench-ui/package.json

      - name: set up node
        uses: actions/setup-node@v4
        with:
          node-version: 20
          cache: pnpm
          cache-dependency-path: workbench-ui/pnpm-lock.yaml

      - name: install dependencies
        run: pnpm install --frozen-lockfile

      - name: build (tsc + vite)
        run: pnpm build

      - name: vitest (full suite must pass AND exit)
        run: pnpm test