text: #ifndef APP_MAIN_H
  #define APP_MAIN_H
  
  
  /* SPI CONFIG*/
  #define PN532_SCK 19
  #define PN532_MOSI 23
  #define PN532_SS 22
  #define PN532_MISO 25
  
  static const char *MQTT_TAG = "MQTT";
  static const char *TAG_RFID = "RFID";
  
  #endif //APP_MAIN_H