text: #ifndef MAIN_BUTTONS_BUTTON_API_H_
  #define MAIN_BUTTONS_BUTTON_API_H_
  
  #include "esp_err.h"
  #include "button_def.h"
  
  esp_err_t button_setup(int gpio_button1, int gpio_button2, button_callback_t callback);
  
  #endif /* MAIN_BUTTONS_BUTTON_API_H_ */
  