A new command “php hs spam:clean” was added to help reduce size of the spam filter without reducing spam filtering quality
Caching implemented on high-volume database queries, especially filter counts, to help on installs with a large number of filters. This reduces the load on the database server and improves admin page load times.
Session garbage collection enhancement to remove old session data, especially for installs with high API usage
Made improvements to spam filtering performance.
Optimized tasks2 maintenance tasks to run once per day