hyperspace

Consent-o-matic automatically goes through the cookie banner and makes sure everything is disabled instead of simply blocking the banner

There’s also Jirafeau, but I can’t speak for any continuation of uploads

I’m pretty sure it also has a web interface where you can drag and drop files

Edit: after a second look I can’t find anything like that. I swear I saw it somewhere…

Maybe Transfer.sh does what you need?
https://github.com/dutchcoders/transfer.sh/#docker

So use a reverse proxy like Nginx Proxy Manager