message: Add tutorial for "Score Board" challenge
  (needs to be added to Welcome Banner)
diff: @@ -3,8 +3,10 @@ import snarkdown from 'snarkdown' // TODO Remove ts-ignore when https://github.c
  import { LoginAdminInstruction } from './challenges/loginAdmin'
  import { DomXssInstruction } from './challenges/localXss'
  +import { ScoreBoardInstruction } from './challenges/scoreBoard'
  const challengeInstructions: ChallengeInstruction[] = [
  + ScoreBoardInstruction,
  LoginAdminInstruction,
  DomXssInstruction
  ]
  