create-roles.ps1

function CreateOrFetchKoksmatRole($name) {
  $captain = az ad sp list --display-name "koksmat-$name" | ConvertFrom-Json
  if (!$captain) {
    $newCaptain = az ad sp create-for-rbac --name "koksmat-captain" --skip-assignment | ConvertFrom-Json
    $captain = az ad sp list --display-name "koksmat-$name" | ConvertFrom-Json 
  }
  return $captain
}

az role definition list --output table  --query "[].{RoleName:roleName}" 

#$captain = CreateOrFetchKoksmatRole "captain"
#$captain.appDisplayName