Kinsteen

This PR aims to implement the [tus protocol](https://tus.io/) for uploads. As discussed in #1674, it would be very beneficial if the protocol was implemented for Cloudflare tunnels/proxies and for big...

Piggy backing on #154. Users are complaining (#163) because the LDAP attribute expect the binary data of the JPG picture, but for some LDAP servers (Authentik for example) we can't...