docs: update docs

Author: r0ber2sbrain

README.md

@@ -12,7 +12,7 @@
 
 ## ✨ Features
 
-- **Long-term Storage**: Break through browser default limitations, save months or even years of history records locally.
+<!-- - **Long-term Storage**: Break through browser default limitations, save months or even years of history records locally. -->
 - **Full-text Search**: Search not just URLs and titles, but also the content of web pages you've visited.
 - **Timeline View**: Display your browsing history along a timeline, organize and filter by date, domain, or visit frequency.
 - **AI Assistant**: Intelligent conversation services based on your browsing history.

README.zh.md

@@ -12,7 +12,7 @@
 
 ## ✨ 特性
 
-- **长期存储**：突破浏览器默认限制，在本地保存数月甚至数年的历史记录。
+<!-- - **长期存储**：突破浏览器默认限制，在本地保存数月甚至数年的历史记录。 -->
 - **全文搜索**：不仅可以搜索 URL 和标题，还能搜索你访问过的网页内容。
 - **时间线视图**：沿时间线展示你的浏览历史，按日期、域名或访问频率进行组织和筛选。
 - **AI 助手**：基于你的浏览历史提供智能对话服务。