Added lever door. Added lever sound

game/doors/lever_door.gd

@@ -0,0 +1,17 @@
+extends Door
+
+
+func toggle() -> void:
+	if _is_closed():
+		_open()
+	else:
+		_close()
+
+
+func _on_area_entered(_body: Node2D) -> void:
+	if _is_closed():
+		SoundManager.play_sfx_stream(SoundManager.sfx_stream_door_locked, global_position)
+
+
+func _on_area_exited(_body: Node2D) -> void:
+	pass