#include "driver/uart.h"

#define GPS_UART_NUM UART_NUM_1
#define GPS_TX_PIN 4
#define GPS_RX_PIN 5

void init_gps(void);
char* read_gps(void);
char* gps_to_json(char* gps_data);
void send_gps_data(const char* server_url, const char* json);
void send_position_task(void *pvParameters);