#include <ESP32Servo.h>

Servo myservo;  // create servo object to control a servo

const int buttonPin = 2; // the number of the pushbutton pin
const int ledPin = 5;    // the number of the LED pin
const int servoPin = 4; // the number of the servo pin

int buttonState = 0;     // variable for reading the pushbutton status

void setup() {
  pinMode(ledPin, OUTPUT);      // initialize the LED pin as an output
  pinMode(buttonPin, INPUT);    // initialize the pushbutton pin as an input
  myservo.attach(servoPin);     // attaches the servo on pin 10 to the servo object
}

void loop() {
  buttonState = digitalRead(buttonPin); // read the state of the pushbutton value

  if (buttonState == HIGH) {
    digitalWrite(ledPin, HIGH);  // turn LED on
    myservo.write(90);           // set servo to 90 degrees
  } else {
    digitalWrite(ledPin, LOW);   // turn LED off
    myservo.write(0);            // set servo to 0 degrees
  }
}