[CloudFormation] S3 버킷 만들기

AWSTemplateFormatVersion: '2010-09-09'

Resources:
  todoS3:
    Type: AWS::S3::Bucket
    Properties: 
      CorsConfiguration: 
        CorsRules: 
        - AllowedHeaders: ['*']
          AllowedMethods: ['GET','PUT','POST','HEAD','DELETE']
          AllowedOrigins: ['*']
          Id: 's3CorsRule'
          MaxAge: '3000'

Outputs:
  s3Name:
    Value: !Ref todoS3

참고: https://docs.aws.amazon.com/ko_kr/AWSCloudFormation/latest/UserGuide/aws-properties-s3-bucket.html