package ru.pravvich.start;

import ru.pravvich.models.*;

public class StartUI {
    public static void main() {
        Tracker tracker = new Tracker();
        tracker.add(new Task("Pavel", 25));
    }
}

package ru.pravvich.start;

import ru.pravvich.models.*;

public class StartUI {
    public static void main(String[] args) {
        Tracker tracker = new Tracker();
        tracker.add(new Task("Pavel", 25));
    }
}

add chapter_002/tracker/src/main/java/ru/pravvich/start/StartUI.java