settings, small fixes

scripts/credits.gd

@@ -0,0 +1,15 @@
+extends Node2D
+
+
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	pass # Replace with function body.
+
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta: float) -> void:
+	pass
+
+func _input(event: InputEvent) -> void:
+	if event.is_action_pressed("ui_cancel"):
+		get_tree().quit()