refresh

var RefreshCmd = &cobra.Command{
	Use:   "refresh",
	Short: "Refresh the access token using the stored refresh token",
	Long: `The refresh command exchanges the stored refresh token for a new
JWT access token without requiring the user to re-enter credentials.

This is useful for testing the token refresh flow end-to-end and for
scripting scenarios where a fresh token is needed.`,
	Example:      `omnistrate-ctl refresh`,
	RunE:         runRefresh,
	SilenceUsage: true,
}