rest web api for image processing
https://github.com/gin-gonic/gin
https://github.com/hmarf/sample_LayerArchitecture
https://rooter.jp/aws/aws-sdk-go-s3-four-tips/
https://qiita.com/Azizim_A/items/66564b5dc7597717932b#dep%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9
https://github.com/golang/go/wiki/Modules#quick-start
https://www.netlify.com/blog/2016/09/06/creating-a-microservice-boilerplate-in-go/
https://github.com/awsdocs/aws-doc-sdk-examples/tree/master/go/example_code/s3
https://aws.amazon.com/jp/blogs/developer/mocking-out-then-aws-sdk-for-go-for-unit-testing/
https://dev.classmethod.jp/go/access-minio-using-aws-sdk-for-go/
https://qiita.com/hmarf/items/7f4d39c48775c205b99b
https://qiita.com/dich1/items/0871c9c1ff058d0d693b
adapter
app
domain
driver
- adapter
- ex. Controllers/Gateways/Presenters
- app
- ex. Application business rules
- domain
- ex. Enterprise Business rules
- driver
- ex. DB/Devices/UI/Web