Implement enemy spawning and following waypoints

Assets/Scripts/Data/Level.cs

@@ -0,0 +1,11 @@
+using Sirenix.OdinInspector;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+[CreateAssetMenu(fileName = "Level", menuName = "Data/Level")]
+public class Level : ScriptableObject
+{
+    [SerializeField]
+    public Wave[] waves = new Wave[0];
+}