adding lab killercoda

Author: deepakkumar-platform

README.md

@@ -16,6 +16,7 @@ A curated, community-driven collection of **free DevOps labs, challenges, and en
 * 🛠️ [SRE](#️-sre)
 * 🧪 [Labs](#-labs)
 * 🔐 [Security](#-security)
+* 🎮 [Games](#-games)
 * ⚙️ [CI/CD](#️-cicd)
 * 🌿 [Git](#-git)
 * 👨‍💻 [Programming](#-programming)
@@ -74,9 +75,10 @@ A curated, community-driven collection of **free DevOps labs, challenges, and en
 
 * [KodeKloud Labs](https://kodekloud.com/free-labs) – Free labs on Docker, Kubernetes, Ansible, etc.
 * [Prepare.sh Labs](https://prepare.sh/projects/devops) – Real-world DevOps labs and projects
+* [Labex](https://labex.io/) - Learn Linux, DevOps & Cybersecurity with Hands-on Labs
+*[Killercoda](https://killercoda.com/) - Learn DevOps Linux Kubernetes CKS CKA CKAD Git Linux Programming.
 * [AZ-104 Microsoft Labs](https://microsoftlearning.github.io/AZ-104-MicrosoftAzureAdministrator/) – Practice labs for Azure Administrator certification
 * [DevOps Daily](https://devops-daily.com/exercises) - Master DevOps skills through hands-on practice with real-world scenarios
-* [Labex](https://labex.io/) - Learn Linux, DevOps & Cybersecurity with Hands-on Labs
 ---
 
 ## 🔐 Security

index.md

@@ -16,6 +16,7 @@ A curated, community-driven collection of **free DevOps labs, challenges, and en
 * 🛠️ [SRE](#️-sre)
 * 🧪 [Labs](#-labs)
 * 🔐 [Security](#-security)
+* 🎮 [Games](#-games)
 * ⚙️ [CI/CD](#️-cicd)
 * 🌿 [Git](#-git)
 * 👨‍💻 [Programming](#-programming)
@@ -74,9 +75,10 @@ A curated, community-driven collection of **free DevOps labs, challenges, and en
 
 * [KodeKloud Labs](https://kodekloud.com/free-labs) – Free labs on Docker, Kubernetes, Ansible, etc.
 * [Prepare.sh Labs](https://prepare.sh/projects/devops) – Real-world DevOps labs and projects
+* [Labex](https://labex.io/) - Learn Linux, DevOps & Cybersecurity with Hands-on Labs
+*[Killercoda](https://killercoda.com/) - Learn DevOps Linux Kubernetes CKS CKA CKAD Git Linux Programming.
 * [AZ-104 Microsoft Labs](https://microsoftlearning.github.io/AZ-104-MicrosoftAzureAdministrator/) – Practice labs for Azure Administrator certification
 * [DevOps Daily](https://devops-daily.com/exercises) - Master DevOps skills through hands-on practice with real-world scenarios
-* [Labex](https://labex.io/) - Learn Linux, DevOps & Cybersecurity with Hands-on Labs
 ---
 
 ## 🔐 Security
@@ -117,7 +119,7 @@ A curated, community-driven collection of **free DevOps labs, challenges, and en
 
 ## 🙏 Sponsor This Project
 
-If you find **DevOps — Learn by Doing** helpful, please consider sponsoring to support ongoing maintenance and new features! we are planning to host it on custom domain and making a full stack website the more features.
+If you find **DevOps — Learn by Doing** helpful, please consider sponsoring to support ongoing maintenance and new features! we are planning to making a full stack website the more features and labs
 
 
 [![Sponsor on GitHub](https://img.shields.io/badge/Sponsor-❤️-brightgreen?logo=github-sponsors&style=for-the-badge)](https://github.com/sponsors/dth99)