docs(development): list all four locale files in i18n docs

docs-site/docs/development/contributing.md

@@ -72,7 +72,9 @@ docs: update installation guide
 添加或修改 UI 文本时，请同时更新：
 
 - `src/i18n/locales/zh-CN.json` — 简体中文
+- `src/i18n/locales/zh-TW.json` — 繁體中文
 - `src/i18n/locales/en.json` — English
+- `src/i18n/locales/ko.json` — 한국어
 
 ## 许可证
 

docs-site/docs/development/frontend.md

@@ -172,9 +172,11 @@ const sessionId = await invoke<string>('create_ssh_session', {
 界面文案使用 `react-i18next`，语言包位于：
 
 - `src/i18n/locales/zh-CN.json`
+- `src/i18n/locales/zh-TW.json`
 - `src/i18n/locales/en.json`
+- `src/i18n/locales/ko.json`
 
-新增或修改用户可见文本时，应同时更新两个 locale 文件。
+新增或修改用户可见文本时，应同时更新所有 locale 文件；提交前运行 `pnpm i18n:check` 校验 JSON 格式。
 
 ## UI 组件约定
 

docs-site/i18n/en/docusaurus-plugin-content-docs/current/development/contributing.md

@@ -67,10 +67,12 @@ docs: update installation guide
 
 ## Internationalization
 
-When adding or modifying UI text, update both:
+When adding or modifying UI text, update all:
 
-- `src/i18n/locales/zh-CN.json`
-- `src/i18n/locales/en.json`
+- `src/i18n/locales/zh-CN.json` — Simplified Chinese
+- `src/i18n/locales/zh-TW.json` — Traditional Chinese
+- `src/i18n/locales/en.json` — English
+- `src/i18n/locales/ko.json` — Korean
 
 ## License
 

docs-site/i18n/en/docusaurus-plugin-content-docs/current/development/frontend.md

@@ -158,9 +158,11 @@ Together these files define the full user flow through settings state, Tauri com
 User-facing UI text uses `react-i18next`. Locale files are in:
 
 - `src/i18n/locales/zh-CN.json`
+- `src/i18n/locales/zh-TW.json`
 - `src/i18n/locales/en.json`
+- `src/i18n/locales/ko.json`
 
-Whenever you add or change visible UI text, update both locale files.
+When adding or modifying user-visible text, update all locale files, and run `pnpm i18n:check` before committing to validate the JSON format.
 
 ## UI component conventions