#include <Wifi.h>
const char* ssid = "seu_wifi";
const char* password = "sua_senha";]

WifiServer server(80);


int led = 2;

void setup() {
  Serial.begin(115200);
  pinMode(led, OUTPUT);

  Wifi.begin(ssid, password);

  Serial.print("conectando ao wifi");

  while(Wifi.status()!= WL_CONECTED){
  delay(500);
  Serial.println(".");
  }
  Serial.println("\nconected");
  Serial.println(Wifi.localIP());

  server.begin()

}

void loop() {
WifiClient client = server.available();
if (client){
string request = client.readStringUntil('\r');
client.flush();

if (request.indexOf("/on") != -1){
  digitalWrite(led, HIGH);
}
if (request.indexOf("/off") != -1){
  digitalWrite(led, LOW);
}
client.println("HTTP/1.1 200 OK");
client.println("Content-Type: text/html");
client.println("");

client.println("<h1>Controle LED </h1>");
cient.println("<a href = \"/on\"><button> ligar </button></a>");
cient.println("<a href = \"/off\"><button> ligar </button></a>");

client.stop();

}