中文更新说明
- 新增微信读书网页版取词支持，适配上下滚动和双栏阅读。
- 改善 Readest 等 iframe 阅读页面的取词与原句提取。
- 优化缩写、引号、跨行和长句的断句处理，原句上限提升至 1000 字符。
- 双击、划动、光标取词可独立开关，并支持自定义快捷键；光标取词按住快捷键 500 毫秒后触发。
- 重新设计设置页面，仅在需要时显示快捷键配置。
- 移除微信读书重复网站权限，并更新隐私说明。

English release notes
- Added word lookup on WeRead’s web reader, including scrolling and two-column layouts.
- Improved word lookup and sentence extraction in iframe-based readers such as Readest.
- Improved sentence boundaries around abbreviations, quotation marks, line breaks, and long sentences. Increased the sentence limit to 1,000 characters.
- Added independent controls and customizable shortcuts for double-click, text-selection, and pointer lookup. Hold the pointer shortcut for 500 ms to look up a word.
- Redesigned the settings page, showing shortcut options only when needed.
- Removed the redundant WeRead site permission and updated privacy disclosures.