Easy REST API deployment support

[myui]

Support deploying Rest APIs on local server or cloud.

• Add a sample to deploy graflow Rest application using Lambda Web Adapter
  https://zenn.dev/nigimitama/books/aws-sam-introduction/viewer/fastapi
  https://qiita.com/ren8k/items/8525fb170c13ec861857#lambda-web-adapter-lwa-%E3%81%A8%E3%81%AF