peco_kubectl_context.zsh

function peco-kubectl-context() {
  local selected_context=$(kubectl config view -o go-template --template='{{range .contexts}}{{.name}}{{"\n"}}{{end}}' | peco --query "$LBUFFER")
  if [ -n "$selected_context" ]; then
    BUFFER="kubectl config use-context $selected_context"
    zle accept-line
  fi
  zle clear-screen
}

zle -N peco-kubectl-context
bindkey '^K' peco-kubectl-context