- Simplified directory structure (no services/ layer)
- 2-stage testing (unit + integration, skip service stage)
- Simplified CI/CD without matrix builds
- When to use multi-service structure anyway
- Remove time estimates from test stages
- Add Test Performance Optimization section with:
- Requirement to time tests and investigate outliers
- Common issue: tests awaiting timeouts instead of conditions
- Code example showing bad vs good async waiting patterns
- Guidance on fixture caching and parallelization