#include <WebServer.h>
#include <DNSServer.h>
#include <ESP32Servo.h>
// --- PIN MAPPING (DevKit V1) ---
#define IN1 14
#define IN2 27
#define ENA 33
#define IN3 26
#define IN4 25
#define ENB 32
#define TRIG 5
#define ECHO 18
#define SERVO_PIN 12
WebServer server(80);
DNSServer dnsServer;
Servo radarServo;
// --- GLOBAL VARIABLES ---
int mode = 0; // 0: Manual, 1: Auto, 2: Radar
bool lastSelect = …