AWS Beanstalk using CloudFormation

beanstalk.yaml

Parameters:
  SolutionStackName:
    Type: String
Resources:
  DemoBucket:
    Type: AWS::S3::Bucket
    Properties:
      BucketName: !Sub "demo-app-bucket-${AWS::Region}-${AWS::AccountId}"
      AccessControl: "Private"
  DemoApplication:
    Type: AWS::ElasticBeanstalk::Application
    Properties:
      ApplicationName: "demo-app"
  AppIamRole:
    Type: AWS::IAM::Role
    Properties:
      AssumeRolePolicyDocument:
        Version: "2012-10-17"
        Statement:
          - Effect: Allow
            Principal:
              Service:
                - ec2.amazonaws.com
            Action:
              - 'sts:AssumeRole'
      ManagedPolicyArns:
        - "arn:aws:iam::aws:policy/AWSElasticBeanstalkWebTier"
  AppInstanceProfile:
    Type: AWS::IAM::InstanceProfile
    Properties:
      Roles:
        - !Ref AppIamRole
  DemoEnv:
    Type: AWS::ElasticBeanstalk::Environment
    Properties:
      ApplicationName: !Ref DemoApplication
      EnvironmentName: "demo-app-env"
      SolutionStackName: !Ref SolutionStackName
      OptionSettings:
        - Namespace: "aws:autoscaling:launchconfiguration"
          OptionName: "InstanceType"
          Value: "t3.micro"
        - Namespace: "aws:autoscaling:launchconfiguration"
          OptionName: "IamInstanceProfile"
          Value: !Ref AppInstanceProfile
        - Namespace: "aws:elasticbeanstalk:healthreporting:system"
          OptionName: "SystemType"
          Value: "enhanced"
        - Namespace: "aws:elasticbeanstalk:cloudwatch:logs"
          OptionName: "StreamLogs"
          Value: true
        - Namespace: "aws:elasticbeanstalk:cloudwatch:logs"
          OptionName: "DeleteOnTerminate"
          Value: true