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Is there a way to pin the Kubernetes version when I create a kind cluster with ctlptl?

Is there a way to pin the Kubernetes version when I create a kind cluster with ctlptl?: a task in MiMo-V2.6-RL-oss: Agentic RL Environments (MiMo RL release). I tried setting kubernetesVersion in my cluster spec (same as I do for minikube) but it complains that kind doesn't support that field…

The task

I tried setting kubernetesVersion in my cluster spec (same as I do for minikube) but it complains that kind doesn't support that field. Would be great if I could just say kubernetesVersion: v1.19.0 and have it spin up a kind cluster on that version. Expected outcomes KIND…

Part of XiaomiMiMo/MiMo-V2.6-RL-oss.