const int Button = 25;
const int Relay = 33;

void setup() {
  pinMode(Button, INPUT_PULLUP); // Set Button pin as INPUT with internal pull-up resistor
  pinMode(Relay, OUTPUT); // Set Relay pin as OUTPUT
  digitalWrite(Relay, LOW); // Initially turn the relay off
  Serial.begin(9600); // Start serial communication
}

void loop() {
  if (digitalRead(Button) == LOW) { // Button pressed (LOW because of pull-up resistor)
    Serial.println("Button pressed. Turning on the relay.");
    digitalWrite(Relay, HIGH); // Turn the relay on
  } 
  else {
    Serial.println("Button released. Turning off the relay.");
    digitalWrite(Relay, LOW); // Turn the relay off
  }

  delay(50); // Small delay for debouncing
}