added wave viewer which required adding determinism to wave generation

shield_ui_test.gd

@@ -0,0 +1,29 @@
+extends Control
+
+@export var shield: ShieldUI
+@export var lives_bar: LivesBar
+@export var damage_label: Label
+
+var damage: int = 1
+
+
+func _ready() -> void:
+	shield.fading_enabled = false
+
+
+func increase_damage() -> void:
+	damage += 1
+	damage_label.text = str(damage)
+
+
+func decrease_damage() -> void:
+	damage -= 1
+	if damage < 1:
+		damage = 1
+	damage_label.text = str(damage)
+
+
+func hit() -> void:
+	shield.take_damage(damage)
+	for x: int in damage:
+		lives_bar.take_life()