title: kubernetes timezone in POD with command and argument
body: <p>I want to change timezone with command.
  I know applying hostpath.</p>
  
  <p>Could you know how to apply command ?</p>
  
  <p>ln -snf /user/share/zoneinfor/$TZ /etc/localtime</p>
  
  <p>it works well within container.
  But I don't know applying with command and arguments in yaml file.</p>