Source: Game Update Notes: May 11, 2021 - Game Update Notes - Guild Wars 2 Forums
ArenaNet has officially released a massive update to Guild Wars 2 today. The update address Living World, Skills & Balance, Boons & Conditions, among several item and profession changes. This is the precursor of changes before the upcoming expansion is released. Read the patch notes to see how the professions have changed. You may need to adjust and/or tweek some of your builds after today. Good luck, and see you in-game!