fix: Restore essential CLI commands and remove backward compatibility
✅ IMPROVEMENTS:
- Remove Pipeline delegation complexity - Pipeline IS Cortex now
- Restore essential commands: config, cloud, migrate
- Keep core clean: add, import, search, status, help
- Interactive help updated with all options
🎯 FINAL CLI (8 commands):
- Core: add, import, search, status, help
- Essential: config, cloud, migrate
✅ NO FUNCTIONALITY LOST:
- Zero-config and dynamic adaptations intact
- All storage adapters working
- Premium Brain Cloud integration restored
- Migration tools available
Result: Perfect balance of simplicity and functionality