Implement DALI Bridge Engine and Model Management

- Added `bridge.cpp` to handle DALI bridge operations including model management, command execution, and response formatting.
- Introduced `bridge_model.cpp` for defining bridge models, value transformations, and JSON serialization/deserialization.
- Created `bridge_provisioning.cpp` for managing bridge configuration storage and retrieval using NVS on ESP platform.
- Enhanced `gateway_cloud.cpp` to integrate DALI bridge requests and responses with cloud communication.
- Introduced `modbus_bridge.cpp` to handle Modbus-specific operations and register management.
- Implemented utility functions for converting between DaliValue and cJSON formats.
- Added error handling and metadata management in bridge responses.

include/dali.hpp

@@ -1,6 +1,10 @@
 #pragma once
 
 #include "base.hpp"
+#include "bacnet_bridge.hpp"
+#include "bridge.hpp"
+#include "bridge_model.hpp"
+#include "bridge_provisioning.hpp"
 #include "bus_monitor.hpp"
 #include "comm.hpp"
 #include "dali_comm.hpp"
@@ -14,6 +18,7 @@
 #include "color.hpp"
 #include "errors.hpp"
 #include "log.hpp"
+#include "modbus_bridge.hpp"
 #include "query_scheduler.hpp"
 #include "sequence.hpp"
 #include "sequence_store.hpp"