a simple template for expressjs app with one route for image upload

It supplements this Unreal Engine tutorial: https://dev.epicgames.com/community/learning/tutorials/R6rv/unreal-engine-upload-an-image-using-http-post-request-c

• Clone repository, cd in, and

npm init

• Then

npm run start

You should see terminal console app is running on PORT 3000 in console

• In your browser access 127.0.0.1:3000/upload

• Choose a file, press Upload, the image will be uploaded to /public folder