- Add #include <USB.h> to all .cpp files (required for HWCDCSerial) - Use ESP-IDF v5.x esp_task_wdt_config_t struct instead of removed API - Remove duplicate ARDUINO_USB_MODE/CDC flags from platformio.ini (board definition already provides these)
- Add #include <USB.h> to all .cpp files (required for HWCDCSerial) - Use ESP-IDF v5.x esp_task_wdt_config_t struct instead of removed API - Remove duplicate ARDUINO_USB_MODE/CDC flags from platformio.ini (board definition already provides these)