/upload
 - can upload file DONE
 - show current server space usage
 - direct download on /upload/dl/<file id>
 - can upload up to 100GB
 - if video, set mime
 - deletion rules:
   - older than 1 month
   - more than 300GB used, delete oldest until under 200GB used, unless  it's less than 7 days old. hard limit on 500GB
 - file info on /upload/<file id>
 	- file deletion queue position
 	- show file deletion info

/status (check status of dependent devices, maybe useless)

 /boot (later, previous program is bad)