Use presigned ur when using S3

[chihabhajji]

https://docs.aws.amazon.com/AmazonS3/latest/userguide/using-presigned-url.html

Idea providing an express/nestjs handler to generate a presigned url for improved security when uploading to private buckets

[bassem97]

@chihabhajji seems pretty solid idea ! any thoughts how it could be done , or make PR if you want to

[chihabhajji]

Yeah make ur own startup and compete with upload thing