text: #pragma once
  
  // Module for controlling the relays. Processes SOLAR_MASTER_EVENT_RELAY_STATE events and takes
  // action. Requires GPIO to be initialized.
  
  #include "event_queue.h"
  #include "status.h"
  
  // Initializes the relay GPIO pin.
  StatusCode solar_master_relay_init(void);
  
  // Opens/Closes relay.
  StatusCode solar_master_relay_process_event(const Event *e);
  