Kubernetes is the platform where a single missing line in a YAML file can take down every pod in a namespace, silently OOM-kill a service for three weeks before anyone notices the spike in 5xxs, or expose the production Postgres password in a ConfigMap that ships to every region. The manifest renders. kubectl apply returns deployment.apps/api configured . The pods go Running . Six hours later the node runs out of memory because nothing set a limit, the readiness probe passes immediately because someone copied a httpGet: / from a tutorial and / returns 200 even when the downstream database is on fire, and the rollout that was supposed to be zero-downtime dumps every in-flight request because there's no PodDisruptionBudget and the cluster autoscaler drained the node during peak traffic.

Then you add an AI assistant.

Cursor and Claude Code were trained on a decade of Kubernetes YAML, most of it blog-post snippets that predate best practices — image: nginx:latest with no digest, Deployment manifests with no…