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.

CMakeLists.txt

@@ -3,6 +3,10 @@ idf_component_register(
         "src/dali_comm.cpp"
         "src/base.cpp"
         "src/addr.cpp"
+        "src/bridge.cpp"
+        "src/bridge_model.cpp"
+        "src/bridge_provisioning.cpp"
+        "src/bacnet_bridge.cpp"
         "src/decode.cpp"
         "src/device.cpp"
         "src/dt1.cpp"
@@ -12,6 +16,7 @@ idf_component_register(
         "src/color.cpp"
         "src/gateway_cloud.cpp"
         "src/gateway_provisioning.cpp"
+        "src/modbus_bridge.cpp"
     INCLUDE_DIRS "include"
     REQUIRES mqtt cjson nvs_flash
 )