Update README.md

Author: huhuhang

README.md

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 # Practice Jenkins Programming Courses
 
+## Languages
+
+🇨🇳 [简体中文](README_zh.md) 🇯🇵 [日本語](README_ja.md) 🇪🇸 [Español](README_es.md) 🇷🇺 [Русский](README_ru.md) 🇫🇷 [Français](README_fr.md) 🇩🇪 [Deutsch](README_de.md) 🇰🇷 [한국어](README_ko.md) 🇧🇷 [Português](README_pt.md) 🇺🇸 [English](README.md) 
+
 <div align="center">
 <img width="128px" src="https://file.labex.io/path/VtELSfa4h1jh.png">
 </div>
 
-Jenkins is a leading tool for continuous integration and delivery. This Skill Tree provides a comprehensive learning path for mastering Jenkins. Ideal for DevOps beginners, it offers a structured roadmap to understand automated building, testing, and deployment. Through practical, non-video courses and hands-on exercises in a CI/CD playground, you'll gain real-world experience in setting up and managing Jenkins pipelines.
-
-|   Index | Name                                                                          | Level   | Repo                                                             | Course Link                                                  |
-|---------|-------------------------------------------------------------------------------|---------|------------------------------------------------------------------|--------------------------------------------------------------|
-|       1 | [Quick Start with Jenkins](https://labex.io/courses/quick-start-with-jenkins) | ★☆☆     | [🔗 Repo](https://github.com/labex-labs/quick-start-with-jenkins) | [🚀 Start](https://labex.io/courses/quick-start-with-jenkins) |
-
-## More Courses
-
-- [Practice Linux Programming Courses](https://github.com/labex-labs/practice-linux-programming-courses)
-- [Practice DevOps Programming Courses](https://github.com/labex-labs/practice-devops-programming-courses)
-- [Practice Cyber Security Programming Courses](https://github.com/labex-labs/practice-cysec-programming-courses)
-- [Practice Python Programming Courses](https://github.com/labex-labs/practice-python-programming-courses)
-- [Practice Docker Programming Courses](https://github.com/labex-labs/practice-docker-programming-courses)
-- [Practice Data Science Programming Courses](https://github.com/labex-labs/practice-data-science-programming-courses)
-- [Practice Kubernetes Programming Courses](https://github.com/labex-labs/practice-kubernetes-programming-courses)
-- [Practice Big Data Programming Courses](https://github.com/labex-labs/practice-bigdata-programming-courses)
-- [Practice Machine Learning Programming Courses](https://github.com/labex-labs/practice-ml-programming-courses)
-- [Practice Web Development Programming Courses](https://github.com/labex-labs/practice-web-development-programming-courses)
-- [Practice Git Programming Courses](https://github.com/labex-labs/practice-git-programming-courses)
-- [Practice Ansible Programming Courses](https://github.com/labex-labs/practice-ansible-programming-courses)
-- [Practice Jenkins Programming Courses](https://github.com/labex-labs/practice-jenkins-programming-courses)
-- [Practice Shell Programming Courses](https://github.com/labex-labs/practice-shell-programming-courses)
-- [Practice Java Programming Courses](https://github.com/labex-labs/practice-java-programming-courses)
-- [Practice Hadoop Programming Courses](https://github.com/labex-labs/practice-hadoop-programming-courses)
-- [Practice C++ Programming Courses](https://github.com/labex-labs/practice-cpp-programming-courses)
-- [Practice C Programming Courses](https://github.com/labex-labs/practice-c-programming-courses)
-- [Practice MySQL Programming Courses](https://github.com/labex-labs/practice-mysql-programming-courses)
-- [Practice Go Programming Courses](https://github.com/labex-labs/practice-go-programming-courses)
-- [Practice Rust Programming Courses](https://github.com/labex-labs/practice-rust-programming-courses)
-- [Practice OpenCV Programming Courses](https://github.com/labex-labs/practice-opencv-programming-courses)
-- [Practice Django Programming Courses](https://github.com/labex-labs/practice-django-programming-courses)
-- [Practice Pandas Programming Courses](https://github.com/labex-labs/practice-pandas-programming-courses)
-- [Practice NumPy Programming Courses](https://github.com/labex-labs/practice-numpy-programming-courses)
-- [Practice scikit-learn Programming Courses](https://github.com/labex-labs/practice-sklearn-programming-courses)
-- [Practice Matplotlib Programming Courses](https://github.com/labex-labs/practice-matplotlib-programming-courses)
-- [Practice Algorithm Programming Courses](https://github.com/labex-labs/practice-algorithm-programming-courses)
-- [Practice HTML Programming Courses](https://github.com/labex-labs/practice-html-programming-courses)
-- [Practice CSS Programming Courses](https://github.com/labex-labs/practice-css-programming-courses)
-- [Practice JavaScript Programming Courses](https://github.com/labex-labs/practice-javascript-programming-courses)
-- [Practice React Programming Courses](https://github.com/labex-labs/practice-react-programming-courses)
-- [Practice jQuery Programming Courses](https://github.com/labex-labs/practice-jquery-programming-courses)
-
-
-## Other Lists
+Learn Jenkins, a leading tool for continuous integration and delivery, with this comprehensive learning path. These Jenkins courses are designed for DevOps beginners, providing a structured roadmap to master automated building, testing, and deployment. Gain real-world experience setting up and managing Jenkins pipelines through practical, non-video exercises in a hands-on CI/CD playground.
+
+|   Index | Name                                                                    | Difficulty   | Repo                                                           | Practice                                                       |
+|---------|-------------------------------------------------------------------------|--------------|----------------------------------------------------------------|----------------------------------------------------------------|
+|       1 | [Jenkins for Beginners](https://labex.io/courses/jenkins-for-beginners) | Beginner     | [🔗 Repo](https://github.com/labex-labs/jenkins-for-beginners) | [🚀 Start Lab](https://labex.io/courses/jenkins-for-beginners) |
+
+## More
 
 - 🔗 [Jenkins Free Tutorials](https://github.com/labex-labs/jenkins-free-tutorials)
 - 🔗 [Awesome Programming Projects](https://github.com/labex-labs/awesome-programming-projects)