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/utils/alerting.py

@@ -1,12 +1,13 @@
 import json
-import logging
 import os
 from collections import deque
 from datetime import datetime, timedelta
 from typing import Any
 from urllib import error, request
 
-logger = logging.getLogger(__name__)
+from aitbc import get_logger
+
+logger = get_logger(__name__)
 
 
 class AlertDispatcher:

apps/coordinator-api/src/app/utils/cache.py

@@ -3,12 +3,13 @@ Caching strategy for expensive queries
 """
 
 import hashlib
-import logging
 from datetime import datetime, timedelta
 from functools import wraps
 from typing import Any
 
-logger = logging.getLogger(__name__)
+from aitbc import get_logger
+
+logger = get_logger(__name__)
 
 
 class CacheManager:

apps/coordinator-api/src/app/utils/cache_management.py

@@ -2,11 +2,11 @@
 Cache management utilities for endpoints
 """
 
-import logging
+from aitbc import get_logger
 
 from ..utils.cache import cache_manager, cleanup_expired_cache
 
-logger = logging.getLogger(__name__)
+logger = get_logger(__name__)
 
 
 def invalidate_cache_pattern(pattern: str):

apps/coordinator-api/src/app/utils/circuit_breaker.py

@@ -3,14 +3,15 @@ Circuit breaker pattern for external services
 """
 
 import asyncio
-import logging
 from collections.abc import Callable
 from datetime import datetime, timedelta
 from enum import Enum
 from functools import wraps
 from typing import Any
 
-logger = logging.getLogger(__name__)
+from aitbc import get_logger
+
+logger = get_logger(__name__)
 
 
 class CircuitState(Enum):

apps/coordinator-api/src/app/utils/metrics.py

@@ -3,13 +3,14 @@ Basic Metrics Collection Module
 Collects and tracks system and application metrics for monitoring
 """
 
-import logging
 import os
 import resource
 from datetime import datetime
 from typing import Any
 
-logger = logging.getLogger(__name__)
+from aitbc import get_logger
+
+logger = get_logger(__name__)
 
 
 class MetricsCollector: