name: Preview

on:
  pull_request:
    branches: [master]
    paths-ignore:
      - 'packages/docs/**'
      - 'openspec/**'
      - '*.md'

concurrency:
  group: preview-${{ github.event.pull_request.number }}
  cancel-in-progress: true

permissions:
  contents: read

jobs:
  preview:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v7

      - uses: ./.github/actions/setup-bun

      - name: Format check
        run: bun run format:check

      - run: bun run build

      - name: Upload preview artifact
        uses: actions/upload-artifact@v7
        with:
          name: preview-dist
          path: dist
          if-no-files-found: error
          retention-days: 1