34d2d9caa0
- Introduced GatewayModbusSerialConfig structure to encapsulate serial communication settings. - Added clamping functions for integer and size values to ensure valid configuration ranges. - Updated GatewayModbusConfigFromValue to parse serial configuration from JSON input. - Implemented transport type checking functions for TCP, RTU, ASCII, and Serial. - Enhanced GatewayModbusConfigToValue to include serial configuration in output. Signed-off-by: Tony <tonylu@tony-cloud.com>