- Vitest: unit tests for packages, components, and app logic (jsdom env,
@testing-library/react, co-located test files)
- Playwright: E2E browser tests per app (journal.test.ts, planner.test.ts),
auto-starts dev servers, scoped via testMatch
- Sample unit test for types package
- Smoke E2E tests for both apps
- Updated CLAUDE.md with test commands and strategy
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>