- Add IFrameworkLeakDetector interface in domain/services
- Add FrameworkLeak value object with framework type categorization
- Implement FrameworkLeakDetector with 250+ framework patterns across 12 categories
- Add comprehensive test suite (35 tests) for framework leak detection
- Support HTTP frameworks, ORMs, loggers, caches, message queues, etc.
- Detect framework imports in domain layer and suggest proper abstractions