image 리사이징

I. AWS Lambda@edge https://medium.com/daangn/lambda-edge%EB%A1%9C-%EA%B5%AC%ED%98%84%ED%95%98%EB%8A%94-on-the-fly-%EC%9D%B4%EB%AF%B8%EC%A7%80-%EB%A6%AC%EC%82%AC%EC%9D%B4%EC%A7%95-f4e5052d49f3

2. API G/W를 이용한 방법 https://media.example.com/images/123.jpg (CF) -> https://api-id.execute-api.amazonaws.com/stage/images/123.jpg (API G/W) -> Lambda Invocation

• https://aws.amazon.com/ko/blogs/compute/resize-images-on-the-fly-with-amazon-s3-aws-lambda-and-amazon-api-gateway/