#include <Arduino.h>

#define RELAY_PIN 5
#define BUTTON_PIN 25

void setup() {
  Serial.begin(115200);

  pinMode(RELAY_PIN, OUTPUT);
  pinMode(BUTTON_PIN, INPUT_PULLUP);

  digitalWrite(RELAY_PIN, LOW);
  Serial.println("Relay Button Control Started");
}

void loop() {
  int buttonState = digitalRead(BUTTON_PIN);

  if (buttonState == LOW) {
    digitalWrite(RELAY_PIN, HIGH);
    Serial.println("Button Pressed → Relay ON");
  } else {
    digitalWrite(RELAY_PIN, LOW);
    Serial.println("Button Released → Relay OFF");
  }

  delay(500);
}