fix: 装备属性面板避让逻辑 + 多项功能更新

- item_tooltip_view.gd: 新增 avoid_rect 属性，tooltip 与装备窗口重叠时自动推到左侧
- inventory_ui.gd: 悬停装备时传入窗口矩形作为避让区域
- 包含其他累积的功能开发和测试文件

project/ui/reconnect_ui.gd

@@ -57,6 +57,12 @@ func set_error(reason: String) -> void:
 	if _count:
 		_count.text = "将自动重试"
 
+# AppFlow uses this same owner when the classic phase bridge reports a
+# LoginPhase transition without a separate transport callback.  Keeping the
+# arming logic here preserves one countdown/retry owner for both event orders.
+func show_for_disconnect(reason: String) -> void:
+	_on_disconnected(reason)
+
 func is_showing() -> bool:
 	return _panel.visible