initial implementation of sword attack

Player/Player.gd

@@ -56,7 +56,7 @@ func _on_Hitbox_body_entered(body: Node) -> void:
 
 	if health_index != 0:
 		health_index -= 1
-		#hud.update_health(HEALTH_SLICES[health_index])
+		hud.update_health(HEALTH_SLICES[health_index])
 	return
 
 
@@ -73,4 +73,8 @@ func _input(event: InputEvent) -> void:
 
 		if img.save_png('user://Screenshot_%d%d%d_%d.png' % [time.year, time.month, time.day, time_msecs]) != OK:
 			print('ERROR: Failed saving screenshot.')
+			
+	if event.is_action_pressed("player_attack"):
+		$SwordAnimation/SwordAttack.play("swing")
 	return
+