title: Prohibit passwords from being the same as the account ID or user ID [Ruby on Rails]
body: <p>I have a password policy need to apply at my ROR application.</p>
  
  <p>Prohibit passwords from being the same as the account ID or user ID.</p>
  
  <p>For example: System will prompt error if I use the wording contain of 'alex' if my username is 
  alex@google.com</p>