Update camera management and MQTT logging for improved functionality

- Changed log level in configuration from WARNING to INFO for better visibility of system operations.
- Enhanced StandaloneAutoRecorder initialization to accept camera manager, state manager, and event system for improved modularity.
- Updated recording routes to handle optional request bodies and improved error logging for better debugging.
- Added checks in CameraMonitor to determine if a camera is already in use before initialization, enhancing resource management.
- Improved MQTT client logging to provide more detailed connection and message handling information.
- Added new MQTT event handling capabilities to the VisionApiClient for better tracking of machine states.

camera-management-api/config.json

@@ -17,7 +17,7 @@
   },
   "system": {
     "camera_check_interval_seconds": 2,
-    "log_level": "WARNING",
+    "log_level": "INFO",
     "log_file": "usda_vision_system.log",
     "api_host": "0.0.0.0",
     "api_port": 8000,