docs: restore 'open-source' keyword to slogans

README.md

@@ -2,7 +2,7 @@
 
 [简体中文](README.zh-CN.md) | English
 
-> **EdgeEver: A serverless, 100% free, and AI-native self-hosted Evernote alternative on Cloudflare.**
+> **EdgeEver: A serverless, 100% free, open-source, and AI-native self-hosted Evernote alternative on Cloudflare.**
 
 EdgeEver is an open-source, self-hosted, Cloudflare-native notes workspace. It keeps the classic Evernote-style three-pane experience while providing a clear data model, REST API, OpenAPI schema, Remote MCP endpoint, and native AI Agent integration.
 

README.zh-CN.md

@@ -2,7 +2,7 @@
 
 简体中文 | [English](README.md)
 
-> **EdgeEver：无需服务器、0 费用、原生支持 AI Agent 的自托管『印象笔记』替代品。**
+> **EdgeEver：无需服务器、0 费用、开源且原生支持 AI Agent 的自托管『印象笔记』替代品。**
 
 EdgeEver 是一个开源、自托管、Cloudflare-native 的现代笔记工作区。它保留经典印象笔记的三栏体验，同时提供清晰的数据模型、REST API、OpenAPI schema 和 MCP endpoint，原生支持 AI Agent 接入。
 > 💡 **终身免服务器，100% 免费**

apps/site/src/i18n.ts

@@ -4,8 +4,8 @@ export const defaultSiteLocale: SiteLocale = "zh-CN";
 export const siteLocaleStorageKey = "edgeever.site.locale";
 export const siteLocaleDataAttribute = "data-edgeever-site-locale";
 export const siteTaglines = {
-  "zh-CN": "无需服务器、0 费用、原生支持 AI Agent 的自托管『印象笔记』替代品",
-  "en-US": "A serverless, 100% free, and AI-native self-hosted Evernote alternative on Cloudflare.",
+  "zh-CN": "无需服务器、0 费用、开源且原生支持 AI Agent 的自托管『印象笔记』替代品",
+  "en-US": "A serverless, 100% free, open-source, and AI-native self-hosted Evernote alternative on Cloudflare.",
 } as const satisfies Record<SiteLocale, string>;
 
 export const getSiteLocale = (pathname: string): SiteLocale => (pathname === "/en" || pathname.startsWith("/en/") ? "en-US" : "zh-CN");