game: add weapon base and sword

scenes/main.gd

@@ -14,6 +14,7 @@ func _process(delta: float) -> void:
 	elapsed_time += delta
 	main_ui.player_ui.set_elapsed_time(elapsed_time)
 
+
 func _unhandled_input(event: InputEvent) -> void:
 	if event.is_action_pressed("ui_cancel"):
 		main_ui.pause_ui.toggle_pause_ui()