导出日志时附带最近日志

[zkitefly]

Close #4023

[3gf8jv4dv]

几个意见：

1. 一般不需要太多日志吧。效仿 PCL，只导出最近五个日志文件应该够了。

2. 三个按钮并排，对其他语言来说太长了。除简繁外其他语言，在启动器默认窗口大小下，「设置 → 通用」界面均会出现不同程度的 UI 溢出，会出现横向滚动条。如果能将两个类似功能的按钮整合成一个可行否？例如点击此按钮后出现对话框，让用户选择导出当前/最近五个日志文件。

[zkitefly]

几个意见：

1. 一般不需要太多日志吧。效仿 PCL，只导出最近五个日志文件应该够了。
2. 三个按钮并排，对其他语言来说太长了。除简繁外其他语言，在启动器默认窗口大小下，「设置 → 通用」界面均会出现不同程度的 UI 溢出，会出现横向滚动条。如果能将两个类似功能的按钮整合成一个可行否？例如点击此按钮后出现对话框，让用户选择导出当前/最近五个日志文件。

那就将原来的导出当前日志的按钮替换成打包日志

打包日志目录的前五个日志

[zkitefly]

[3gf8jv4dv]

标题记得改下。其他没啥意见。

[Copilot]

Pull Request Overview

This PR implements functionality to export recent log files along with the current log when exporting logs, addressing the requirement to include historical context in log exports.

• Refactors log file discovery and management into a dedicated LogFile class with proper comparison capabilities
• Adds a new findRecentLogFiles(n) method to retrieve the most recent log files
• Updates the log export functionality to create a ZIP archive containing recent logs plus the current log

Reviewed Changes

Copilot reviewed 2 out of 3 changed files in this pull request and generated 4 comments.

File	Description
HMCLCore/src/main/java/org/jackhuang/hmcl/util/logging/Logger.java	Adds LogFile class for parsing/comparing log files and findRecentLogFiles() method, refactors existing log cleanup logic
HMCL/src/main/java/org/jackhuang/hmcl/ui/main/SettingsPage.java	Updates log export to create ZIP archives with recent logs when available, falls back to single log file export