v0.2.1.0

新增：

1.壁纸伸缩方式。
2.锁屏壁纸。
3.可以向“库内容”中添加多项文件。
4.可以向“库内容”中添加文件夹，程序将读取文件夹内所有文件。

NEW：

1. Wallpaper telescopic way.
2. Lock screen wallpapers.
3. You can add multiple files to the Library Contents.
4. You can add a folder to the "Library Contents", and the program will read all the files in the folder.

修复：

1.修改“屏幕保护等待时间”后失效的问题。
2.当应用壁纸无法正确读取时，导致日志中频繁报错的问题。
3.正在使用中的壁纸可以在库中被删除的问题。
4.关闭壁纸后在“库”中无法删除的问题。
5.“库内容”中添加内容报错的问题。【不稳定 BUG，如发生该问题请及时提出 Issue】
6.弹窗不显示错误信息的问题。
7.修改存储路径却未选择任何路径时，关闭窗口导致程序异常终止的问题。
8.当本地文件无法访问时，从“库内容”尝试导入或应用该文件时发生报错的问题。
9.当本地文件无法访问时，从“当前壁纸”尝试预览或应用该文件时发生报错的问题。

Fix：

1. Fix the problem that the "screen saver waiting time" will not work after that.
2. When the application wallpaper cannot be read correctly, it leads to frequent errors in the log.
3. The issue that the wallpaper in use can be deleted in the library.
4. The problem that the wallpaper cannot be deleted in the "Library" after turning it off.
5. An error is reported when adding content to "Library Content". [Unstable bugs, if this problem occurs, please file an issue in time]
6. The pop-up window does not display an error message.
7. When you modify the storage path but do not select any path, closing the window will cause the program to terminate abnormally.
8. An error occurs when trying to import or apply the file from Library Content when the local file is inaccessible.
9. When the local file is inaccessible, an error occurs when trying to preview or apply the file from "Current Wallpaper".

调整：

1.平滑切换壁纸。
2.优化“编辑”界面布局。
3.优化“详细信息”界面布局。
4.现在左键单击图片可以打开“详细信息”界面。
5.“导入”文件时可以“取消”。
6.优化鼠标悬浮于每一项上的动画效果。
7.当“可用自定义设置”从文件中读取出错时，可以自动修复。
8.“库内容”中打开编辑界面，不再允许编辑 “Tags/标签” 项。
9.重置“可用自定义设置”的按钮现在具有动画。
10.优化代码逻辑，提升程序运行速度与稳定性。

Adjustments:

1. Switch wallpapers smoothly.
2. Optimize the layout of the "Edit" interface.
3. Optimize the layout of the "Details" interface.
4. Now left-click on the picture to open the Details interface.
5. You can "cancel" when importing a file.
6. Optimize the animation effect of hovering the mouse over each item.
7. When the "Available Custom Settings" read an error from the file, it can be fixed automatically.
8. Open the editing interface in "Library Contents", and edit "Tags" items are no longer allowed.
9. The button to reset "Available Customizations" is now animated.
10. Optimize the code logic to improve the running speed and stability of the program.

SHA 256

971836d9513ec23cfb4760afc92632e890e98aec4e51bafff6cdf963b3db7aac