Added first setup of level-based system

Level2/wave5.tres

@@ -0,0 +1,15 @@
+[gd_resource type="Resource" script_class="WaveConfig" format=3 uid="uid://b5wbmohc1ryla"]
+
+[ext_resource type="Script" uid="uid://cbwxa2a4hfcy4" path="res://Scripts/Resources/enemy.gd" id="1_yfa3k"]
+[ext_resource type="Script" uid="uid://bp6q371iypd06" path="res://Scripts/wave_config.gd" id="2_84e3q"]
+[ext_resource type="Resource" uid="uid://8eba45hql7bo" path="res://Enemies/EyeDog/eye_dog.tres" id="2_ugnlg"]
+[ext_resource type="Resource" uid="uid://bffhb5krs5elm" path="res://Enemies/Crystalisk/crystalisk.tres" id="3_3e1qp"]
+
+[resource]
+script = ExtResource("2_84e3q")
+enemies = Dictionary[ExtResource("1_yfa3k"), int]({
+ExtResource("2_ugnlg"): 10,
+ExtResource("3_3e1qp"): 10
+})
+rewards_blank_cassette = true
+metadata/_custom_type_script = "uid://bp6q371iypd06"