029785ff1d
- Changed flash size configuration from 16MB to 4MB and updated partition table filename. - Introduced two gateway channels with UART configurations for communication. - Added support for gateway cache and startup services including BLE and Wi-Fi. - Enabled SPI RAM and configured its parameters for better memory management. - Enhanced the gateway bridge service to handle generated Modbus points more efficiently. - Refactored the gateway Modbus component to improve point management and added new methods for point description and generation. - Implemented a new Gateway485ControlBridge for handling 485 control communication with UART. - Added necessary files for the 485 control bridge including configuration and implementation. Signed-off-by: Tony <tonylu@tony-cloud.com>