Migrate remaining coordinator-api files to centralized aitbc package utilities

- Migrate main.py, main_minimal.py, main_enhanced.py (logging)
- Migrate utils/ files: metrics.py, cache_management.py, circuit_breaker.py, alerting.py, cache.py
- Migrate storage/ files: db_pg.py, db.py
- Migrate settlement/hooks.py
- Migrate sdk/enterprise_client.py
- Migrate reputation/ files: engine.py, aggregator.py
- Migrate agent_identity/ files: wallet_adapter_enhanced.py, wallet_adapter.py, registry.py, core.py, manager.py, sdk/communication.py
- Migrate services/ files: performance_monitoring.py, multi_modal_websocket_fusion.py, multi_modal_fusion.py
- Remove duplicate logging imports
- Add missing aitbc imports for get_logger

apps/coordinator-api/src/app/sdk/enterprise_client.py

@@ -4,7 +4,6 @@ Python SDK for enterprise clients to integrate with AITBC platform
 """
 
 import hashlib
-import logging
 import secrets
 from dataclasses import dataclass, field
 from datetime import datetime, timedelta
@@ -14,7 +13,9 @@ from typing import Any
 import aiohttp
 from pydantic import BaseModel
 
-logger = logging.getLogger(__name__)
+from aitbc import get_logger
+
+logger = get_logger(__name__)
 
 
 class SDKVersion(StrEnum):