Adds Initial animations and enemy spawning

enemy.gd

@@ -1,5 +1,7 @@
 extends Node2D
 
+signal enemy_attacked
+
 func button_pressed():
 	queue_free()
 
@@ -9,3 +11,11 @@ func _on_first_timer_timeout() -> void:
 
 func _on_second_timer_timeout() -> void:
 	scale = Vector2(1.4,1.4)
+
+func _ready() -> void:
+	$AnimatedSprite2D.play("new_animation")
+
+
+func _on_animated_sprite_2d_animation_finished() -> void:
+	enemy_attacked.emit()
+	queue_free()