docs: add colorful language badges to README-CN and README-KO

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: sanbuphy

README-CN.md

@@ -1,4 +1,17 @@
-[English](https://walkinglabs.github.io/learn-harness-engineering/en/) · [中文](https://walkinglabs.github.io/learn-harness-engineering/zh/) · [Русский](https://walkinglabs.github.io/learn-harness-engineering/ru/) · [Tiếng Việt](https://walkinglabs.github.io/learn-harness-engineering/vi/) · [한국어](https://walkinglabs.github.io/learn-harness-engineering/ko/) · [Oʻzbekcha](https://walkinglabs.github.io/learn-harness-engineering/uz/)
+<p align="center">
+  <a href="./README.md"><img alt="English" src="https://img.shields.io/badge/EN-English-blue?style=flat-square"></a>
+  <img alt="简体中文" src="https://img.shields.io/badge/ZH-简体中文-red?style=flat-square">
+  <a href="./docs-readme/zh-TW/README.md"><img alt="繁體中文" src="https://img.shields.io/badge/ZH--TW-繁體中文-orange?style=flat-square"></a>
+  <a href="./docs-readme/ja-JP/README.md"><img alt="日本語" src="https://img.shields.io/badge/JA-日本語-green?style=flat-square"></a>
+  <a href="./docs-readme/ko-KR/README.md"><img alt="한국어" src="https://img.shields.io/badge/KO-한국어-blueviolet?style=flat-square"></a>
+  <a href="./docs-readme/es-ES/README.md"><img alt="Español" src="https://img.shields.io/badge/ES-Español-yellow?style=flat-square"></a>
+  <a href="./docs-readme/fr-FR/README.md"><img alt="Français" src="https://img.shields.io/badge/FR-Français-007EC6?style=flat-square"></a>
+  <a href="https://walkinglabs.github.io/learn-harness-engineering/ru/"><img alt="Русский" src="https://img.shields.io/badge/RU-Русский-informational?style=flat-square"></a>
+  <a href="./docs-readme/de-DE/README.md"><img alt="Deutsch" src="https://img.shields.io/badge/DE-Deutsch-2EA043?style=flat-square"></a>
+  <a href="./docs-readme/ar-SA/README.md"><img alt="العربية" src="https://img.shields.io/badge/AR-العربية-success?style=flat-square"></a>
+  <a href="./docs-readme/vi-VN/README.md"><img alt="Tiếng Việt" src="https://img.shields.io/badge/VI-Tiếng_Việt-cc6699?style=flat-square"></a>
+  <a href="https://walkinglabs.github.io/learn-harness-engineering/uz/"><img alt="Oʻzbekcha" src="https://img.shields.io/badge/UZ-Oʻzbekcha-1A8BBA?style=flat-square"></a>
+</p>
 
 # Learn Harness Engineering
 

README-KO.md

@@ -1,4 +1,17 @@
-[English](https://walkinglabs.github.io/learn-harness-engineering/en/) · [中文](https://walkinglabs.github.io/learn-harness-engineering/zh/) · [Русский](https://walkinglabs.github.io/learn-harness-engineering/ru/) · [Tiếng Việt](https://walkinglabs.github.io/learn-harness-engineering/vi/) · **한국어** · [Oʻzbekcha](https://walkinglabs.github.io/learn-harness-engineering/uz/)
+<p align="center">
+  <a href="./README.md"><img alt="English" src="https://img.shields.io/badge/EN-English-blue?style=flat-square"></a>
+  <a href="./README-CN.md"><img alt="简体中文" src="https://img.shields.io/badge/ZH-简体中文-red?style=flat-square"></a>
+  <a href="./docs-readme/zh-TW/README.md"><img alt="繁體中文" src="https://img.shields.io/badge/ZH--TW-繁體中文-orange?style=flat-square"></a>
+  <a href="./docs-readme/ja-JP/README.md"><img alt="日本語" src="https://img.shields.io/badge/JA-日本語-green?style=flat-square"></a>
+  <img alt="한국어" src="https://img.shields.io/badge/KO-한국어-blueviolet?style=flat-square">
+  <a href="./docs-readme/es-ES/README.md"><img alt="Español" src="https://img.shields.io/badge/ES-Español-yellow?style=flat-square"></a>
+  <a href="./docs-readme/fr-FR/README.md"><img alt="Français" src="https://img.shields.io/badge/FR-Français-007EC6?style=flat-square"></a>
+  <a href="https://walkinglabs.github.io/learn-harness-engineering/ru/"><img alt="Русский" src="https://img.shields.io/badge/RU-Русский-informational?style=flat-square"></a>
+  <a href="./docs-readme/de-DE/README.md"><img alt="Deutsch" src="https://img.shields.io/badge/DE-Deutsch-2EA043?style=flat-square"></a>
+  <a href="./docs-readme/ar-SA/README.md"><img alt="العربية" src="https://img.shields.io/badge/AR-العربية-success?style=flat-square"></a>
+  <a href="./docs-readme/vi-VN/README.md"><img alt="Tiếng Việt" src="https://img.shields.io/badge/VI-Tiếng_Việt-cc6699?style=flat-square"></a>
+  <a href="https://walkinglabs.github.io/learn-harness-engineering/uz/"><img alt="Oʻzbekcha" src="https://img.shields.io/badge/UZ-Oʻzbekcha-1A8BBA?style=flat-square"></a>
+</p>
 
 # Learn Harness Engineering