Add new 2 levels. Add batteries models for the puzzle. Level finish logic. Door openning. And some other changes

Assets/LevelManager.cs

@@ -0,0 +1,49 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.Events;
+
+public class LevelManager : MonoBehaviour
+{
+    [SerializeField] private List<GameObject> enemiesList;
+    public UnityEvent onLevelComplete;
+    // Start is called before the first frame update
+    void Start()
+    {
+        
+    }
+
+    // Update is called once per frame
+
+    void Update()
+    {
+        if (enemiesList.Count == 0)
+        {
+            LevelFinishEvent();
+        }
+    }
+
+    public void AddEnemyToList(GameObject enemy)
+    {
+        enemiesList.Add(enemy);
+    }
+    
+    public void RemoveEnemyFromList(GameObject enemy)
+    {
+        if (enemiesList.Contains(enemy))
+        {
+            enemiesList.Remove(enemy);
+        }
+    }
+
+    public void LevelFinishEvent()
+    {
+        onLevelComplete?.Invoke();
+    }
+
+    public void OpenDoor(Door door)
+    {
+        door.isOpened = true;
+    }
+    
+}