docs: update README to highlight global near-instant response

README.md

@@ -30,7 +30,7 @@ The public demo resets every Monday at 1:00 AM (China Standard Time) and restore
 
 ## Features
 
-- Serverless, 100% free, and zero maintenance: Built on Cloudflare's Serverless architecture, running entirely within free tiers. Store up to 150k notes and 50k images without any hosting fees.
+- Serverless, 100% free, and zero maintenance: Built on Cloudflare's Serverless architecture, running entirely within free tiers. Store up to 150k notes and 50k images without any hosting fees, while enjoying near-instant response times globally.
 - Open data: notes are stored in Cloudflare D1, based on standard SQLite, and can be read and managed through REST API, MCP, and CLI without locking your data to a single notes product.
 - EdgeEver ZIP import and export: one archive combines human-readable Markdown, Front Matter, nested notebook structure, and relative-path attachments with versioned structured data and revision history for complete recovery between EdgeEver instances.
 - AI Agent friendly: built-in MCP support lets tools such as Codex, Claude Code, and Antigravity read, organize, and maintain notes, while enabling integrations with Notion databases and Feishu Bitable.

README.zh-CN.md

@@ -29,7 +29,7 @@ EdgeEver 是一个开源、自托管、Cloudflare-native 的现代笔记工作
 
 ## 功能
 
-- 零服务器，零运维，终身完全免费：基于 Cloudflare 无服务器架构与免费级配额，短笔记可达 15 万条，200KB 图片约可存放 5 万张，彻底免去云服务器租用和维护成本。
+- 零服务器，零运维，终身完全免费：基于 Cloudflare 无服务器架构与免费级配额，短笔记可达 15 万条，200KB 图片约可存放 5 万张，彻底免去云服务器租用和维护成本，并带来全球秒开的极速响应。
 - 数据完全开放：笔记内容存放在基于标准 SQLite 的 Cloudflare D1 中，可通过 REST API、MCP 和 CLI 按需读取与管理，不用担心被单一笔记产品绑定。
 - EdgeEver ZIP 导入与导出：同一份档案既包含便于直接阅读和迁移的 Markdown、Front Matter、嵌套笔记本结构与相对路径附件，也包含用于 EdgeEver 实例间完整恢复的版本化结构数据和历史版本。
 - AI Agent 友好：原生支持 MCP，可让 Codex、Claude Code、Antigravity 等工具读取、整理和维护笔记，并可借助 MCP 与 Notion Database、飞书多维表格进行联动。