v1.1.1

改进：Windows 窗口圆角/阴影/透明边细节调整，边界更清晰
改进：窗口控制按钮更新为 Win10/11 风格 SVG 图标，并优化最大化/还原的状态切换
修复：标签页挤压时窗口控制按钮可能不可见的问题
调整：刷新/更新图标与主题按钮图标样式

Improved: Tuned Windows rounded corners/shadows/transparent padding for clearer borders
Improved: Updated window control buttons to Win10/11-style SVG icons, with clearer maximize/restore state switching
Fixed: Window control buttons could become invisible when tabs were squeezed
Changed: Updated refresh/update icon and theme button icon styling