Kubernetes Troubleshooting Interview Prep -- 2

I have a week before an interview and want to turn my book-level Kubernetes knowledge into genuine, keyboard-level skill. My background is six years in release engineering, so I speak CI/CD fluently, but I have never had to stand up or debug a live cluster... (Budget: ₹1500 - ₹12500 INR, Jobs: Bash, CI/CD, DevOps, Docker, Kubernetes, Python, Terraform, Troubleshooting)