#define laserTriggerPin 23
#define relayTriggerPin 21
bool activate =true;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("ESP32 Server Module!");
  pinMode(laserTriggerPin, OUTPUT);
  pinMode(relayTriggerPin, OUTPUT);
}
/* simulation only 
******************/
void loop() {
  // laser detected broken laser beam
  digitalWrite(laserTriggerPin, HIGH);
  // activate relay to close door
  // hold active HIGH for 10 seconds
  if(activate){
    digitalWrite(relayTriggerPin, HIGH);
    delay(5000);
  }
  digitalWrite(relayTriggerPin, LOW);
  activate = false;
  delay(10); // this speeds up the simulation
}