text: 
  #pragma once
  
  #ifndef _RELAY_HTTP_H_
  #define _RELAY_HTTP_H_
  
  #include <stdio.h>
  #include <string.h>
  #include <stdlib.h>
  #include "relay.h"
  #include "http_handlers.h"
  #include "httpd.h"
  
  #ifdef CONFIG_RELAY_HTTP
  
  #define RELAY_URI "/relay"
  #define RELAY_HANDLERS_COUNT 1
  
  extern const char *html_block_relays;  
  
  void relay_print_button(httpd_req_t *req, const char *btn_id, uint8_t idx);
  void relay_http_init(httpd_handle_t _server);
  
  #endif
  #endif