KATA ROAR

FIRST ITERATION

  • An user can get registered in the system with a username, e.g. "aramirez_".
  • If a user already exists with that username, it produces an error.

SECOND ITERATION

  • An user can follows other users using its username.
  • Anyone should be able to query who other user follows using its nickname.

THIRD ITERATION

  • Both users registration and user list followed must be persistent.