#ifndef UART_COMMS_H #define UART_COMMS_H #include "esp_err.h" /** * Initialize UART communication interface * Provides JSON-based GET/POST commands over serial * * Commands: * GET - Returns complete system status as pretty-printed JSON * POST: {json data} - Sends JSON command/parameter update */ esp_err_t uart_init(void); /** * Stop UART communication interface */ esp_err_t uart_stop(void); #endif // UART_COMMS_H