Here is my "File Metadata Microservice" project

I just completed the “File Metadata Microservice” project. I would be glad to get some comments and reviews about it.

project: https://gentle-eyrie-95822.herokuapp.com/
source code: https://github.com/tuxitop/file-size-api

Looks good,can you copy-paste the code you used in your App.js because I want to do one of those pls.