improved memory usage by more than 3x
improved enquiry creation throughput
fixed creating too many enquiries too fast resulting in already existing enquiries being overwritten by new ones
new gui
new category system
high depth category nesting
linked categories
placeholderapi & socket server necessary
full placeholderapi support
improved enquiry loading by using more threads
per category locks instead of one lock for all
it is recommended to back up all data before upgrading
read for short data upgrade guide: https://ancash.github.io/posts/bazaar-legacy-upgrade-guide/