Amazon Cognito User Pool with Pre and Post triggers

user-pool.yml

Type: AWS::Cognito::UserPool
Properties:
  AccountRecoverySetting:
    RecoveryMechanisms:
      - Name: 'verified_email'
        Priority: 2
  AutoVerifiedAttributes:
    - email
  Policies: 
    PasswordPolicy:
      MinimumLength: 8
      RequireLowercase: true
      RequireNumbers: true
      RequireSymbols: true
      RequireUppercase: true
      TemporaryPasswordValidityDays: 30
  Schema: 
    - Name: email
      Required: true
      Mutable: false
  UsernameConfiguration:
    CaseSensitive: True
  LambdaConfig:
    PostConfirmation: !GetAtt PostConfirmationHookLambdaFunction.Arn
    PreSignUp: !GetAtt PreSignUpHookLambdaFunction.Arn
  EmailConfiguration:
    EmailSendingAccount: 'COGNITO_DEFAULT'
  UserPoolName: ${self:custom.environment.userPoolName}-${opt:stage}