Add spaceship interaction components and update player movement logic

scripts/components/kill_player_out_of_screen.gd

@@ -0,0 +1,24 @@
+class_name KillPlayerOutOfScreen
+extends Node
+
+@export var screen_notifier: VisibleOnScreenNotifier2D
+@export var health_component: HealthComponent
+
+
+func _ready() -> void:
+	if not screen_notifier:
+		printerr("KillPlayerOutOfScreen: screen_notifier is not set.")
+		return
+
+	if not health_component:
+		printerr("KillPlayerOutOfScreen: health_component is not set.")
+		return
+
+	screen_notifier.screen_exited.connect(out_of_screen)
+
+
+func out_of_screen() -> void:
+	if not health_component:
+		return
+
+	health_component.decrease_health(6000)