With this change, TargetURL (where credentials of storage destinations were stored in plaintext), the backups passphrases as well as JWT tokens are not stored encrypted.
The encryption key is derived from the system's motherboard serial number, or can be set manually via environment variable.
Re-implemented everything using ASP.NET.
Changed some requests to use JSON instead of FORM data.
Some work towards deleting the FIXMEGlobal instance.
Auth is missing, XSRF does not work correctly.