Server

• Library indexing speed is now significantly faster
• When indexing files that have malformed ID3 tags, information preceding the error will no longer be discarded
• Deleted users can no longer make requests using an existing session
• When using a config file, existing users, mounts points and DDNS settings are no longer removed before applying the configuration
• When using a config file to create users, blank usernames are now ignored
• Improved architecture and added more unit tests

API Changes

• API version number bumped to 4.0
• The auth endpoint now returns HTTP cookies instead of a JSON response
• Client requests to update Last.fm status no longer return an error if no Last.fm account is associated with the user
• The thumbnail endpoint now supports an option to disable padding to a square image

Web client

• The web client now uses Vue instead of Riot as its UI framework
• Added support for theming